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If an older application gives you trouble when running Windows XP, you can set the compatibility properties manually so that the program runs in a different mode.

Right-click the executable or the program shortcut to the executable,and then click Properties.

Select the Run this program in compatibility mode check box.

From the list, select an operating system that the program runs in comfortably.

If necessary, also change the display settings and/or resolution, or disable the Windows XP visual themes.

wIndoWs sHOrTcuT keYs

Don't ignore it. It is the shortcut anchor for the following commands :

Windows: Display the Start menu.

Windows + D : Minimize or restore all windows.

Windows + E : Display Windows Explorer.

Windows + F : Display Search for files.

Windows + F1 : Display Help and Support Center.

Windows + R : Display Run dialog box.

Windows + break : Display System Properties dialog

Windows + shift + M : Undo minimize all windows.

Windows + tab buttons: Move through taskbar

Windows + L: Lock the workstation (or switch to the Logon screen w/Fast User Switching enabled).

Windows + U: Open Utility Manager.

Rename multiple files

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Select the files in the explorer which has to be re-named

Click on F2 or rename

Rename one of the file from the explorer

All the selected files gets re-named

Change AM/PM text in system tray clock

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This will replace the AM or PM next to the system time with a word of length upto 8 characters.

Open the RegEdit and navigate to the following registry key:

HKEY_CURRENT_USER\ControlPanel\International.

Add two new String values, "s1159" and "s2359".

Right click the value name and modify.

Enter anything you like up to 8 characters.

If you enter two different values when modifying, you can have the system tray display the two different values in the AM and PM.

Hacking administrator password

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Open command prompt (Run -> cmd)

Type “net user” and hit enter

It displays the administrator name

Then type “net user username *”(Where username is the administrator name that gets displayed when u type "net user")

(The old password gets breaked here)

Type the new password

Confirm the password

The password is hacked succesfully

Now u need to enter the new password to log in to the system

iNviSiblE fOlder

This trick will allow you to create files and folders without any name.

Just follow the following steps:

1.Select any file or folder.
2.Right click on it, press rename or simply press F2.
3.Press and hold the alt key. While holding the Alt key, type numbers 0160 from the numpad.

Note: Type the numbers 0160 from the numpad, that is, the numbers present on the right side of the keyboard. Don't type the numbers which are present on top of the character keys.

Increasing internet speed

That ...Microsoft reserves 20% of your available bandwidth for their own purposes like Windows Updates and interrogating your PC etc. same issue is with all microsft OS by default.

You can get it back:

Click Start then Run and type "gpedit.msc" without quotes.

This opens the group policy editor.

Then go to:Local Computer Policythen Computer Configurationthen

Administrative Templates

then Network then QOS Packet Scheduler

and then to Limit Reservable Bandwidth.

Double click on Limit Reservable bandwidth.

It will say it is not configured, but the truth is under the 'Explain' tab i.e."By default, the Packet Scheduler limits
the system to 20 percent of the bandwidth of a connection, but you can use this setting to override the default.

"So the trick is to ENABLE reservable bandwidth, then set it to ZERO. This will allow the system to reserve nothing, rather than the default 20%.