In Lightroom Classic my film strip and grid view or scrolling backwards

Check the scrolling direction set in your OS mouse settings & mouse driver.

Settings changed in OS settings should be global, but some mouse drivers allow for application specific changes.

Before we waste time guessing at solutions, please do the LR menu command Help > System Info and copy/paste the entire contents here so we can see exactly which versions of hardware and software LR thinks you're running and important LR options that are set.