Automation for windows

There are So Meny same Task Which I do On Multiple Computer

like

1. cleaning browser history
2. cleaning download history and folder
3. Make Google Default Search
4. remove all extension from browser
5. installing few things
6. uninstalling few things
7. block few websites
8. disable few things in from startup
9. install few extension
10. disable task manager
11. disable notifications

i do all this manually which take 20 to 30 min if computer is fast

and if computer is slow it take 30 to 50 min

(i want to save my time)(i want you to create a automation which save my time)