First, there are several reasons why the general machine is slow: 1, the hardware configuration is too low; For the first question, only part of the hardware can be replaced. 2. There are too many installed software and too many programs running in the background; Delete some uncommon software and clean the system with the system cleaning tool. 3. The machine is infected by viruses and Trojans; Install antivirus software; System cleaning tools can kill viruses. It is recommended to use security guards to download addresses, which can solve the problem of slow speed of most systems. 4. Turn off unnecessary startup items and start-run -msconfig- start. Except for antivirus software and input method, general programs can be turned off. 5. Clear temporary files. Start-Run-Enter %temp% to confirm that the computer runs slowly or even crashes due to high temperature ~ ~ Disassemble the chassis to remove the dust inside ~ Pay attention to heat dissipation ~ Two or three tricks will make your xp several times faster. 1, reduce the waiting time for scanning the startup disk, start → run, type: chkntfs /t:02, delete the system backup file: XP actually needs it after all kinds of software and hardware are installed properly. Start → Run, input: sfc.exe/Purge cache, enter, almost 3xxMb. 3. Compressing folders is a very good optimization. Windows XP has built-in. ZIP file, we can browse the zip file as a folder. But the system needs to use some resources to realize this function, so disabling this function can improve the system performance. The implementation method is simple, just cancel the registration of zipfldr.dll, click Start-Run, and enter: regsvr32/u zipfldr.dll. Then get into the car