Good point having separate versions can sometimes make sense if they serve very different user groups. It’s a bit like how big into energy labubu box gives a unique experience for its fans instead of just adding small extras to the regular line.

If the history was cleared or overwritten after reinstalling, it’s hard to recover directly from Opera. You might try checking synced data or backups if you had sync enabled kind of like how bigintoenergylabubu helps track things you don’t want to lose.