You can categorize Yahoo Mail easily by date, sender, subject or you can attach them and start. If you want to find big attachment file from a personal name This is a good feature to categorize yahoo Mail .here is some step to categorize the Yahoo Mail. 1 Categorize Emails in Yahoo • In the folder's toolbar, click Sort • Choose the desired category order from the menu. • To use the subject as a secondary sorting algorithm choose Group by conversation
2- Sort Messages in Yahoo! Mail Basic. If you are facing any problems or if you want any support regards Yahoo mail so you can contact us at Yahoo Help Phone Number