It is suggested that drive C should not put too many things (including the desktop). When the disk (especially disk C) is full, the system will run slowly, and some operations cannot be carried out normally. Tencent Computer Manager's software moving function can solve this kind of problem.
Second, there are too many computer startup items. This will also affect the slowness of starting other programs after booting.
Suggest optimization. Open Tencent Computer Manager-Boot Acceleration-Optimization. Garbage can also be cleaned (computer housekeeper-garbage cleaning, this function is timed and can be set by yourself, which is very convenient)
Third, your computer has been infected with virus or Trojan horse.
Trojan virus will slow down the speed, so it is recommended to thoroughly kill the virus. Open Tencent computer housekeeper-virus killing