[Lost screen recordings after update]

Please access your backup data. there is chance you will find your deleted files there. If you didn't have backup than you can use data recovery software. It might be recover your deleted files.

[Lost Video Files for uninstall iFun Screen Rcorder]

Try stellar data recovery tools for recover deleted data. There are many data recovery but stellar is old is gold. 

[Annoying pop-ups]

Not all pop ups are bad, some pop ups are useful too like for discount & offers. Well I was also frustrated with pop up ads so i blocked in windows 10. You can use any good antivirus who offers to block pop up.

[How to convert pdf to the image?]

You can use any online pdf converter tool. These tools can easily convert your pdf files into images. Acrobat adobe is a amazing tool so you can use it. 

[Black Friday]

Any discount for repeated user ?

[Other drivers]

I am also using driver booster from many years to update my outdated drivers. I am happy with it but only issue is when I scan and update drivers automatically, this tool not be able to update specific drivers sometimes so I have to update manually. So this is why one of my friend recommend me advanced driver updater software. It is little expensive than driver booster. I used it twice or thrice, not now. 

[How to defrag ALL files]

If you haven't use third party software than I would suggest you to try and defrag your hard disk to free up a lot of space. Disk speedup tool can easily defrag everything and fix hard disk health.