How to Start Sorting Gmail by Subject, date on iPhone?
If you want to sort your Gmail inbox or your archived emails by the subject name, you have to essentially make use of the Gmail search feature. You cannot sort your entire inbox or entire email account by sender; instead, you can set the search that will show you all the messages according to the subject or date. So if you can’t figure out how to sort Gmail by subject, from your iPhone log into your Gmail account.
Next, mention the recipient name, subject, or date if you want to want to figure out how to sort Gmail by date on iPhone. At last, press the “Search” button to list out the emails on the inbox.