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When you encrypt or decrypt files in in Windows 7, it requires an encrypting file system (EFS) certificate issued to you by Windows. If you lose this certificate, you will not longer be able to decrypt your encrypted files. Therefore you should always keep a backup copy of your EFS certificate.

Windows automatically installs latest hotfixes and updates. This is a very good thing but sometimes an update can behave erratically and cause problems in the normal working of Windows. Then it is better to uninstall that update.

If you have a computer that many people use through their own separate accounts, then you may want to encrypt some of your private documents. Windows 7 provides an easy way to encrypt any file or folder. Here is how you can encrypt files and folders in Windows 7.

If you are not able to hear the songs even at 100% volume in Windows 7, then you need to enable the loudness equalization. The loudness equalization uses understanding of human hearing to reduce perceived volume differences in Windows 7.

There is a possibility of system files getting corrupted after an ordeal of malware or virus infection. Luckily you can restore the files back to original form using the system file checker tool (SFC).

If you access a folder very often to work on files in it, or save files in it, then you can add this folder to the Favorites group in the Windows Explorer for easy access. The Favorites group is shown at the top-right navigation pane in the Windows Explorer.

Usually, when your computer is shutdown in an improper way and next time you turn it on, the Windows checkdisk starts to check your disk(s) for errors. You can manage this check disk at boot time using the command chkntfs in Windows 7.