Go to Solution.
Are you using a pop3 type account or an imap one ?
Do you have sync turned On in your pull down shade from the top of the phones screen.
Launch your email app.
Press the Hamburger icon.
Press the cog icon.
Press the relevant email address.
Period to Sync Email choose 'all time
Retrieval size limit choose 'no limit
Daily Driver > Samsung Galaxy s²² Ultra 256Gb in Phantom Black.The advice I offer is my own and does not represent Samsung’s position. I have no affiliation with Samsung.