21 Tips 4 Increasing Windows XP Performance.

Your Pc Must have 256MB RAM , 512 MB Cache , Intel Pentium 4 Processor, 40 GB HDD. These are the minimum requirements.
If you see a 'virtual memory low' message then increase its virtual memory. To increase virtual memory,
Go to My Computer->Properties->Advanced->Performance Settings->Advanced->Virtual Memory->Change->Select the appropriate drive->Custom size->set appropriate level(our it is 600(min.) & 700(max.)->Ok.
Increase 'Visual Performance'. Go to My Computer->Properties->Advanced->Performance Settings->Visual Settings->Custom->Select only the following options.
a)Slide taskbar buttons.
b)Smooth edges of screen fonts.
c)Smooth-scroll list boxes.
d)Use a background image for each folder type.
e)Use visual style on windows and buttons.
Don't keep unwanted/extra fonts. To remove extra fonts, Go to Start->Settings->Control Panel->Fonts.
Your Desktop Wallpaper & Screensaver consume a large amount of disk space. Select the 'None' option for both wallpapers & Screensavers.
Avoid keeping DEMO Games.
Uninstall the unwanted Softwares. Use Registry Cleaner to keep your registry clean(without errors).
Try to keep Music and pictures files in the folder specified by windows itself.
Use Hybernating Option for Quick windows start. To active Hybernating follow the following steps.
Desktop->Properties->Screensaver->Power->Hybernating->Enable Hybernating->Ok.
Keep your Dektop clean with unwanted icons.
Use Intel Application Accelerator to speed up your disk access,
Memory management (at least 512MB RAM Required). This allow XP to keep data in Memory instead of paging section of RAM.
Go to->Start->Run->regedit->HKEY_LOCAL_MACHINE->SYSTEM->CurrentControlSet->Control->Session Manager->Memory Management->Double click it->DisablePageingExecutive->Double Clik it->Set value to 1.
Disable Yahoo Messenger, Google Talk, and other unwanted programs from startup. (You can use registry editior to do this.). Because they do not appear in normal Startup Option.
Disable indexing files service (only if you do not use search option regularly). To do this follow the following steps.
Go to My Computer->Select the drive for which you want to disable the indexing service->Properties->Unselect 'Allow Indexing Service'->Ok.
For Windows XP, You must use NTFS partition. FAT partition is less supportive for Windows XP.
In BIOS, Select first booting device as your HDD.
Setting Priority High for a particular program.
Open Task Manager->Processes->Select the desired Program->Right Click->Set Priority->High->Ok.
This Priority set if for current session. Once you restart your system then its priority will again be Normal.
Keep deleting your Temporary Internet Files in regular intervals.
Go to Windows Drive (c: or d:)->Select the User->Local Settings->Temporary Internet Files
Empty your browser's cache in regular intervals.
Avoid keeping Movies in your PC.