Tips to reduce a lag

If you have a lag from your computer like when you start your laptop after desktop
Your laptop is laggy and you need to wait until it became normal and your laptop became hot

Here is something you need to do :
Open your task manager and kill any processes that running very high memory
If you can't kill the process uninstall the program

Delete some programs that not so important
When you try to play some games or something you may notices some lags or your computer became hot
So better delete some programs that you did not use in your computer

Alright thats it
I just ran out of idea what i should do
Pardon if there some grammar mistakes