Free Downloads: Mobile Pdf Reader Jar Activation Code
License: All | Free
Lenovo Mobile Broadband Connect is an application for ThinkPad systems to support Mobile broadband (3G) Activation and connection to various service providers. This supports service providers for both cdma and gsm technology. This provides information about service plans, rates and ways to signup and activate the wireless wan adapter for Mobile broadband connection....
Category: Internet / Misc. Plugins
Publisher: Lenovo, License: Freeware, Price: USD $0.00, File Size: 3.7 MB
Platform: Windows
Reads barcodes: QR Code, Code 39, Code 128, EAN 13, Datamatrix, Pdf 417, MICR, Telepen, Interleaved 2 of 5, QR Code, Pdf 417, UPCA, UPCE, Codablock, Aztec, and others Bytescout BarCode Reader is able to read barcode from image (PNG, JPG, TIFF, GIF) , read barcode from Pdf, you may copy a barcode value as text (you can select and copy...
Category: Business & Finance / Inventory Systems
Publisher: ByteScout, Inc, License: Freeware, Price: USD $0.00, File Size: 4.1 MB
Platform: Windows
Tipard Free Pdf Reader is your best assistant to read Pdf file. With this Pdf Reader, you can open, view, zoom and print all Pdf documents freely. This Free Pdf Reader can meet the Pdf viewing needs of enterprise. Best of all, This Pdf Reader is absolutely free, and you can enjoy the Pdf file as you wishes....
Category: Business & Finance / Auction Tools
Publisher: Tipard Studio, License: Freeware, Price: USD $0.00, File Size: 8.2 MB
Platform: Windows, Other
Soda PDF 3D Reader is a program for viewing and creating PDF files.
Soda Pdf 3D Reader is a program for viewing and creating Pdf files. It allows for Pdf files to be viewed like when browsing a real book, thanks to the 3D display technology that it incorporates. There are several actions that can be performed on PDFs using this Reader, however some of them are not available for the free version.
First, you have to...
Category: Business & Finance / MS Office Addons
Publisher: LULU Software, License: Freeware, Price: USD $0.00, File Size: 4.5 MB
Platform: Windows
Abdio Pdf Reader is a professional Reader for Pdf documents. You can zoom in/out or rotate page display, copy text information to other applications, search text in Pdf documents, or print Pdf documents
Category: Business & Finance / Applications
Publisher: Abdio Software Inc, License: Freeware, Price: USD $0.00, File Size: 4.2 MB
Platform: Windows
Check a Java jar to make sure all the javac -target versions ofthe class files are what you expect.
Check a Java Jar to make sure all the javac -target versions ofthe class files are what you expect. Java application.Requires Java version 1.5 or later. All Java source Code is included. to use: java -Jar jarlook.Jar jartotocheck.Jar 1.1 1.4 where jartocheck.Jar is the name of Jar to check.It will check all the class files in it. In this...
Category: Software Development / Reference & Tutorials
Publisher: Canadian Mind Products, License: Freeware, Price: USD $0.00, File Size: 624.6 KB
Platform: Windows
Free Pdf Reader eXPert Pdf Reader is a free software that lets you view and print Pdf documents on windows operating systems. The Reader will also allow modification of existing documents. You may modify document outlines, insert rubber stamps and modify any annotation that has been created from eXPert Pdf or any other Pdf creation...
Category: Business & Finance
Publisher: Visagesoft, License: Freeware, Price: USD $0.00, File Size: 5.9 MB
Platform: Windows
Adobe Reader X (or version 10) is the latest in the series of the most popular PDF reader.
Adobe Reader X (or version 10) is the latest in the series of the most popular Pdf Reader. It cannot edit Pdf files.
Reader X have some bugs in it. It becomes difficult to open multiple Pdf files together. Sometimes, the browser plugin doesn't work properly.
Category: Utilities / System Utilities
Publisher: Adobe Systems Incorporated, License: Freeware, Price: USD $0.00, File Size: 768.0 KB
Platform: Windows
SlimPDF Reader is the smallest desktop PDF Reader in the World.
SlimPDF Reader is the smallest desktop Pdf Reader in the World. At a download size of only 1.44mb, it is just 5% of the size of Adobe Reader yet it views 100% of the PDFs. Slim Pdf Reader is fully featured for viewing and Printing PDFs and eliminates the
Category: Business & Finance / Applications
Publisher: investintech.com, License: Freeware, Price: USD $0.00, File Size: 1.4 MB
Platform: Windows, Mac, Vista
Free PDF Reader is a straight-forward application that will allow you to read PDF documents.
Free Pdf Reader is a straight-forward application that will allow you to read Pdf documents. Free Pdf Reader supports multi view mode, page rotation, text copy, page snapshot, Pdf printing and several advanced features.
Free Pdf Reader is fully customizable to meet any organization business objective and its small footprint makes it...
Category: Business & Finance / MS Office Addons
Publisher: Iconico, Inc., License: Freeware, Price: USD $0.00, File Size: 6.2 MB
Platform: Windows
With Easy Pdf Reader you can easily view and print Pdf documents. The integrated search function is very reliable and performs at high speed. You can choose between the options single page, facing and book view for an ideal display of your Pdf documents. The fullscreen mode will help you concentrate on specific details of your documents or give you a better overview....
Category: Business & Finance / Applications
Publisher: Securenet Pro LTD & Co. KG, License: Freeware, Price: USD $0.00, File Size: 701.0 KB
Platform: Windows
soft Xpansion Perfect Pdf Reader is a powerful alternative to Adobe Reader, offering additional features. With this program, you can fill Pdf forms, comment and sign Pdf documents, then save them as Pdf files or send via email. You can also export pages from PDFs as images (JPEG, TIFF, GIF, PNG, BMP) or metafiles.
Category: Utilities / System Utilities
Publisher: soft Xpansion, License: Freeware, Price: USD $0.00, File Size: 35.5 MB
Platform: Windows
Pdf Page flip Reader is a 3D Page-Flipping Digital Publication Reader that allows readers to view Pdf documents, It supports page flipping, highlighting, and note taking as a real book. With Pdf Page flip Reader, you can read Pdf flip publication( such as periodicals, reports, manuals, books, magazines, brochures, catalogs, newsletters and more...
Category: Business & Finance / Business Finance
Publisher: FlipPDF.com, License: Freeware, Price: USD $0.00, File Size: 10.2 MB
Platform: Windows
Haihaisoft Multimedia Pdf Reader is a free Pdf Reader based-on Adobe Reader for reading DRM-X protected interactive Pdf files, such as Pdf embeded with Flash, Audio/Video.
Haihaisoft Multimedia Pdf Reader supports Windows 2000/XP/2003/Vista.
This program has very small size.
Security and privacy are also very...
Category: Business & Finance / MS Office Addons
Publisher: Haihaisoft, License: Freeware, Price: USD $0.00, File Size: 741.2 KB
Platform: Windows
Haihaisoft PDF Reader is a free PDF document Reader and Printer, with very small size(only 3.
Haihaisoft Pdf Reader is a free Pdf document Reader and Printer, with very small size(only 3.1MB, supports multiple languages), extremely fast launch speed and rich feature set. It is also for reading Pdf document protected by DRM-X platform.
Haihaisoft Pdf Reader supports Windows 98/Me/2000/XP/2003/7/Vista/7.
...
Category: Business & Finance / MS Office Addons
Publisher: Haihaisoft, License: Freeware, Price: USD $0.00, File Size: 3.4 MB
Platform: Windows
Adobe® Reader® is the tool for opening and using Adobe PDFs that are created in Adobe Acrobat®.
Adobe® Reader® is the tool for opening and using Adobe PDFs that are created in Adobe Acrobat®. Although you can't create PDFs in Reader, you can use Reader to view, print, and manage PDFs. After opening a Pdf in Reader, you have various tools to help you find information quickly. If you receive a Pdf form, you can complete it online...
Category: Utilities / Misc. Utilities
Publisher: Adobe Systems Incorporated, License: Freeware, Price: USD $0.00, File Size: 768.0 KB
Platform: Windows
VeryPDF Java PDF Reader is a Swing component that can display PDF documents and other formats.
VeryPDF Java Pdf Reader is a Swing component that can display Pdf documents and other formats, such as Pdf, TXT, TIF, JPG, PNG, GIF, BMP, PBM, TGA, JBIG2, JPEG2000, MS Office document formats, etc., the Pdf Viewer can be installed as an Applet, application or via Java Web Start, or embedded in a Swing application. VeryPDF Java Pdf Reader is a...
Category: Utilities / Command Line Utilities
Publisher: verypdf.com Inc, License: Freeware, Price: USD $0.00, File Size: 3.6 MB
Platform: Windows
This program will help you easily convert a Jar file (MIDP application, such as Nokia Mobile Games) to an EXE file (Win32 NHAL Emulator). You can run the midlets just like what the execution files running on Windows platform.
This program will run Midp2Exe compiler to convert Jar file (MIDP Application) to EXE file (Win32 NHAL Emulator). Then, it will copy the...
Category: Multimedia & Design / Media Management
Publisher: CHILINHHACKER, License: Freeware, Price: USD $0.00, File Size: 1.4 MB
Platform: Windows
The E-Mail Activator Service is a service, which scans an E-Mail account for Activation requests and automatically performs the product Activation. The end user will instantly get an Unlock Key back.
Main features:
-Scan an E-Mail
-Decide, if it is an E-Mail for product Activation or another type of E-Mail
-Perform an Activation...
Category: Internet / Misc. Plugins
Publisher: Mirage Systems GmbH, License: Freeware, Price: USD $0.00, File Size: 3.1 MB
Platform: Windows
Hitonic Jar-Starter launches Jar and JAD files in various J2SE (JDK/JRE) and J2ME (emulators) environments. The program integrates with Windows Explorer. There is a system of flexible settings with the automatic detection of J2SE and J2ME environments on your computer. Now the Jar file environment (J2SE or J2ME) is detected. The "Run Jar without JAD" feature is...
Category: Utilities / Shell Extensions
Publisher: Hitonic, License: Freeware, Price: USD $0.00, File Size: 604.6 KB
Platform: Windows
Sjboy chinglish not only used to run the file mig33 Jar, java games for Mobile phones can also be played with sjboy chinglish. By default the display or sjboy chingslih skin when you first run the nokia n70, but you can change it according to your taste.
Category: Home & Education / Miscellaneous
Publisher: City Hackers, License: Freeware, Price: USD $0.00, File Size: 1.6 MB
Platform: Windows
eXPert Pdf Reader is a free Pdf viewer software that lets you view and print Pdf documents on windows operating systems.
eXPert Pdf Reader will also allow modification of existing documents. You may modify document outlines, insert rubber stamps and modify any annotation that has been created from eXPert Pdf or any other Pdf creation...
Category: Utilities / System Utilities
Publisher: Visagesoft, License: Freeware, Price: USD $0.00, File Size: 12.6 MB
Platform: Windows
Super Pdf Editor and Reader - Powerful, superfast, lightweight Pdf processor. World's most comprehensive, powerful, process-based and lighting fast Pdf editor, Reader, and batch processor. Edit Pdf with features like Extract Page, Split Page, Rotate Page, Merge / Combine Page, Clone / Duplicate page, Move/Reorder Page, Printing, and Compress / Reduce...
Category: Business & Finance / MS Office Addons
Publisher: Pulkitsoft LLP, License: Freeware, Price: USD $0.00, File Size: 121.6 MB
Platform: Windows
Open, read, view, review and print Adobe Pdf files, and convert Pdf to TXT, BMP, JPG, GIF, PNG, WMF, EMF, EPS, TIFF with this lightweight yet full-featured free Pdf viewer. The sosftware supports zoom in and zoom out, page rotation, and Pdf slide show, and it can be added to Windows 8 as a built-in Pdf browser. Designed and certified for Microsoft Windows 8...
Category: Multimedia & Design / PDF Tools
Publisher: PDFLogic Corporation, License: Freeware, Price: USD $0.00, File Size: 1.2 MB
Platform: Unknown
Jar Explorer is a free, small and very easy to use application that will help you explore the contents of jar files located on your computer.
Category: Utilities / File & Disk Management
Publisher: sourceforge.net, License: Freeware, Price: USD $0.00, File Size: 111.0 KB
Platform: Windows, Mac, 2K, 2K3
The CB Code News Reader - The Clickbank Code And Affiliate Marketing Strategies.
The CB Code News Reader - The Clickbank Code And Affiliate Marketing Strategies. The latest news feed on THE CLICKBANK Code : How A Clickbank Experiment Revealed A Secret Formula For Affiliate Marketing. The system has its roots in serious scientific research into Clickbank - The Clickbank Experiment. Find Out How A 39 Year Old Clickbank Affiliate Utilises Scientific...
Category: Internet / Misc. Plugins
Publisher: The Clickbank Code, License: Freeware, Price: USD $0.00, File Size: 1.1 MB
Platform: Windows
Word Reader is an easy-to-use Free Word Reader,You can read MicroSoft Word 2007-2010 (*.DOCX), MicroSoft Word 97-2003(*.DOC), Hyper Text Markup Language (*.Htm,*.Html), Plain Text Format (*.TXT), Rich Text Format (*.RTF). New Word Reader also supports the Convert MicroSoft Word 2010,2007(*.Docx),2003,2000(*.DOC), Html,TXT,RTF to DOCX, DOC, Adobe Pdf File...
Category: Business & Finance / Applications
Publisher: Abdio Software Inc, License: Freeware, Price: USD $0.00, File Size: 5.8 MB
Platform: Windows
Create thumbnail for your existing Pdf files. Thumbnail can be generated from a bitmap (.BMP) or a JPEG (*.JPG) or even a EMF (Encapsulated Meta File). When thumbnails are created and embedded into your Pdf files, you will see the thumbnails displayed on the left column of your Pdf Reader or Viewer (usually Adobe Reader). With this freeware utility,...
Category: Multimedia & Design
Publisher: CoolPDF Software Inc, License: Freeware, Price: USD $0.00, File Size: 302.0 KB
Platform: Windows
Small and fast free PDF reader.
Small and fast free Pdf Reader. Fast launch speed and a lot of features. Support Pdf 1.7 Standard. Printing Pdf files Zooming in and out, rotating displayed pages - Displaying document bookmarks and page thumbnails, Selecting text on the viewed page, copying to clipboard; Searching in the document; Portable version (installation not required); Support Eastern Asian...
Category: Business & Finance / MS Office Addons
Publisher: Sorax Software, License: Freeware, Price: USD $0.00, File Size: 4.9 MB
Platform: Windows
Free PDF Tablet is a smart, simple, small, and reliable PDF file reader.
Free Pdf Tablet is a smart, simple, small, and reliable Pdf file Reader. It allows you to instantly open and view any Pdf files with just one click. The best thing about Free Pdf Tablet is the simplicity of its design, with just the essential features. Mainly, it does exactly what it is supposed to do: open Pdf files. You can zoom in and zoom out a...
Category: Multimedia & Design / Graphics Viewers
Publisher: Company, License: Freeware, Price: USD $0.00, File Size: 1.9 MB
Platform: Windows
Haihaisoft PDF Reader is a free PDF document Reader and Printer, with very small size(only 1.
Haihaisoft Pdf Reader is a free Pdf document Reader and Printer, with very small size(only 1.8 MB), extremely fast launch speed and rich feature set. It is also for reading Pdf document protected by DRM-X platform. Haihaisoft Pdf Reader supports Windows 98/Me/2000/XP/2003/Vista. The following is a list of compelling advantages of Haihaisoft...
Category: Internet / Browsers
Publisher: Haihaisoft Corporation, License: Freeware, Price: USD $0.00, File Size: 1.8 MB
Platform: Windows
Open, read, view, review and print Adobe Pdf files, and convert Pdf to TXT, BMP, JPG, GIF, PNG, WMF, EMF, EPS, TIFF with this lightweight yet full-featured free Pdf viewer. The sosftware supports zoom in and zoom out, page rotation, and Pdf slide show, and it can be added to Windows 10 as a built-in Pdf browser. Designed and certified for Microsoft Windows 10...
Category: Multimedia & Design / PDF Tools
Publisher: PDFLogic Corporation, License: Freeware, Price: USD $0.00, File Size: 3.6 MB
Platform: Unknown
Converts set of jpg, jpeg, png or gif images to a common size e.g. for an animated gif. Crops and scales images to a common specified size. Java source included. To convert a single file, type: java.exe -Jar C:commindprodcroppercropper.Jar 200 300 rabbit.gif where 200x300 pixels is the desired size. The results replace the old file, so you had better make a...
Category: Multimedia & Design
Publisher: Canadian Mind Products, License: Freeware, Price: USD $0.00, File Size: 1.5 MB
Platform: Windows, Mac, Linux, Unix, Java
Drumlin Pdf Writer - print from any program to create Pdf - then use Drumlin Pdf Reader/Publisher to publish secure (strongly encrypted) versions. Drumlin Pdf Reader/Publisher if also free. It includes facilities to create time limited documents, extensive print controls, complete security against copying - witha full Digital Rights Management service....
Category: Multimedia & Design / PDF Tools
Publisher: Drumlin Security, License: Freeware, Price: USD $0.00, File Size: 7.2 MB
Platform: Windows
Perfect Pdf Reader is a good alternative for Adobe Reader, it has also some more functions. You can export pages from Pdf file as the images (BMP, GIF, JPEG, PNG, Metafile) with different resolution. There is a possibility to fill forms and to save filled file. Perfect Pdf Reader functionality: - open, read, display any Pdf file -...
Category: Business & Finance / Document Management
Publisher: soft Xpansion GmbH & Co.KG, License: Freeware, Price: USD $0.00, File Size: 21.6 MB
Platform: Windows
Perfect Pdf Reader is a good alternative for Adobe Reader, it has also some more functions. You can export pages from Pdf file as the images (BMP, GIF, JPEG, PNG, Metafile) with different resolution. There is a possibility to fill forms and to save filled file. Now multilingual version with 9 languages! Perfect Pdf Reader functionality: -...
Category: Business & Finance / Document Management
Publisher: soft Xpansion GmbH & Co.KG, License: Freeware, Price: USD $0.00, File Size: 37.3 MB
Platform: Windows
Doulci Activator is a simple windows tool. You can bypass the iCloud Activation lock using this software. Doulci Activator connects the virtual iCloud Activation server and this server response back with fake Activation signals.Currently, Doulci Activator works with every iOS versions except iOS 8.1 ,8.1.1 and 8.1.3, Normally you must turn off your Find My iPhone...
Category: Home & Education / Miscellaneous
Publisher: DoulCi, License: Freeware, Price: USD $0.00, File Size: 2.8 MB
Platform: Windows
Free Pdf Text Reader for easy Pdf to text conversion. Fast and easy to use interface that supports opening of Pdf files for saving as text files. Also supports printing of the text, copy to clipboard, page selection, and viewing of Pdf info tags. Comprehensive help file for ease of use. No third-party software is needed. 100% Free for personal use. No...
Category: Business & Finance
Publisher: CTdeveloping, License: Freeware, Price: USD $0.00, File Size: 3.1 MB
Platform: Windows
ePub is short for electronic publication which was founded by the International Digital Publishing Forum. The digital age has allowed for books to be purchased and downloaded instantly versus ordering online or visiting the local book store. FSS ePub Reader is the best free ePub Reader and converter for Windows. FSS ePub Reader is a very basic Reader that will...
Category: Home & Education / E-books & Literature
Publisher: FreeSmartSoft, License: Freeware, Price: USD $0.00, File Size: 3.2 MB
Platform: Windows
CMP Screws and Screwdrivers draws eight types of screwheads.
CMP Screws and Screwdrivers draws eight types of screwheads. It is a teaching example for how to use Java Canvas,fillRect, fillOval, fillPoly and AffineTransform to draw. Java source is included for you to cannibalise. It draws 8 types of screw heads. see http://mindprod.com/bgloss/cables.html#SCREWDRIVERSfor more information on the cosmic significanceof the output. To run as an application,...
Category: Multimedia & Design / Multimedia App's
Publisher: Canadian Mind Products, License: Freeware, Price: USD $0.00, File Size: 509.0 KB
Platform: Windows
Applet to list all supported encodings (character sets)supported by your browser/java.
Applet to list all supported encodings (character sets)supported by your browser/java. To install, Extract the zip download with WinZip, availablefrom http://www.winzip.com (or similar unzip utility) intoany directory you please, often C:\ -- ticking off the (userfolder names) option. To run as an application, type: java -Jar C:\com\mindprod\encodings\encodings.Jar adjusting as...
Category: Web Authoring / JavaScript
Publisher: Canadian Mind Products, License: Freeware, Price: USD $0.00, File Size: 645.1 KB
Platform: Windows
Bolt Pdf Printer Free Pdf Printer Software Program. Create PDFs at lightning fast speeds. Print to Pdf documents instead of to a printer. With a Pdf Printer driver you can print Pdf files from any application that can be viewed from any Pdf Reader. You can also save PDFs in an Image Format to create rasterized files that are exact replicas of the...
Category: Business & Finance / Business Finance
Publisher: NCH Software, License: Freeware, Price: USD $0.00, File Size: 754.0 KB
Platform: Windows
Dynamsoft Barcode Reader SDK can be integrated into ImageCaputre Suite - an All-in-one Image Acquisition SDK, which enables you to capture images from scanners or webcams and use the barcode SDK for separation or index purpose. The SDK is capable of detecting barcodes at any orientation and rotation angle, regardless of its color. It supports the recognition of dozens of different...
Category: Software Development / Components & Libraries
Publisher: Dynamsoft, License: Freeware, Price: USD $0.00, File Size: 53.0 KB
Platform: Windows, Other
Nuance PDF Reader enables you to do much more than just view PDF files.
Nuance Pdf Reader enables you to do much more than just view Pdf files. You can convert Pdf files to Word, Excel, and RTF via a hosted web service. Use annotation tools to highlight, cross-out, and underline text for more effective collaboration. Even fill out and save Pdf forms. Nuance Pdf Reader takes up less disk space, is more secure than...
Category: Business & Finance / MS Office Addons
Publisher: Nuance Communications, Inc., License: Freeware, Price: USD $0.00, File Size: 31.5 MB
Platform: Windows
It's a pity that a Pdf Reader isn't included when Windows 7 is released. However, you can download and install a light-weight yet powerful Pdf Viewer to serve as part of the operating system to view, print, and convert Pdf. Features: - View and Print Pdf Open, view, read, and print Adobe Pdf files of all versions. - Zoom in and Zoom out to...
Category: Multimedia & Design / Graphics Viewers
Publisher: Vivid Document Imaging Technologies, License: Freeware, Price: USD $0.00, File Size: 927.1 KB
Platform: Windows
Foxit PDF Preview Handler for XP is an add-on designed to work with Outlook.
Foxit Pdf Preview Handler for XP is an add-on designed to work with Outlook. Its purpose is to give a preview of Pdf attachments. You'll notice that when you click on a Pdf attachment, you get a message telling you that you don't have a previewer installed. This add-on just solves that.
This version has been developed specially for Windows XP because...
Category: Internet / Email
Publisher: Tim Heuer, License: Freeware, Price: USD $0.00, File Size: 1.5 MB
Platform: Windows
Volume Activation Management Tool allows administrators to automate and centrally manage a range of activities related to Windows client, Windows Server, and Office 2010 Activation.
Volume Activation Management Tool (VAMT) is a managed MMC plug-in. VAMT uses Windows Management Instrumentation (WMI) to configure managed systems. A convenient command line...
Category: Business & Finance / Applications
Publisher: Microsoft, License: Freeware, Price: USD $0.00, File Size: 4.8 MB
Platform: Windows
All-In-One PDF Lite is a free PDF reader that allows you to view any PDF file.
All-In-One Pdf Lite is a free Pdf Reader that allows you to view any Pdf file. Compatible with Windows 2000/XP/Vista/7, All-In-One Pdf Lite is designed with two primary objectives in mind; speed and reliability. Unlike some other Pdf readers out there like Adobe Acrobat, All-In-One Pdf Lite is very fast and light and puts little demand on your...
Category: Business & Finance / MS Office Addons
Publisher: All-in-One PDF, License: Freeware, Price: USD $0.00, File Size: 1.2 MB
Platform: Windows, Mac
RightSize checks that .png, .jpg, .jpeg, .gif and .webp files are the size you expect. By that I mean the size of the images in pixels, not the size of the files themselves. In particular, you might use it to check that all your PAD icons are precisely 32x32, or to find all the very large or very large images in your collection. It will also check that files are consistent, e.g. that you have...
Category: Business & Finance / Auction Tools
Publisher: Canadian Mind Products, License: Freeware, Price: USD $0.00, File Size: 1004.0 KB
Platform: Windows, Mac, Linux, Unix, Java
OnBarcode.com free Code 39 Reader & Code 39 Scanner Software
Category: Software Development / Components & Libraries
Publisher: OnBarcode.com, License: Freeware, Price: USD $0.00, File Size: 87.0 KB
Platform: Windows