A: 4K â also known as UHD (more on this in the next answer!) â is a picture technology that quadruples the number of pixels found in a full HD picture. These pixels are usually arranged in a 3,840 x 2,160 configuration, compared with the 1920x1080 you get in a full HD TV.
Files with the .7z extension are very similar to Zip files. These files are compressed archive files, usually created by the 7-Zip file archive utility. 7Z files can make it easier to send files and folders over email and the Web.
 jwils876  @ DA has shared a small setup file to enable Group Policy Editor in Windows 7 Starter, Home Basic and Home Premium editions.The installer has been originally created by  davehc  @ Windows7forums, so thanks goes to him as well.First download the setup file using following link:. Now go to C:\Windows\Temp\gpedit\ folder. 3. If you are running 32-bit (x86) edition of Windows 7, right-click on x86.bat x64.bat. 4. You'll find a total of 6 lines containing the following string in the file: %username%:f. 5.