WhatsApp messages are appearing of out of date order with some WhatsApp groups.
So messages received today appear with messages dated June 2020.
Have check location/region/time zone/date all are correct.
Have tried deleting and reinstalling the app but different.
Hello, I haven't had this problem myself, and I would have suggested doing what you have already done (re-installing the app). Here are 2 other options you could try:
Check that WhatsApp is up to date with the latest version.
Change the date on your phone to an incorrect date - then after saving that, revert back to the