How do I stop my internet history I look up on my phone showing up on my PC?

[AC Question]

I can view my internet history on my pc that I looked up on my phone.

 

[neonworm]

Are you using Google Chrome? If so, turn off Sync.

 

[Rukbat]

If you want to keep some things synced, there's a "Settings" in sync. You can disable history and leave everything else synced.