How to: Customize PSP (3.10oe-a) admin | August 25, 2012 | Custom Firmware/ROM | No Comments *READ FIRST* Change Waves, Text, Gameboot. This is for Custom Firmware 3.10. Update: this can be used also to customize CFW 3.30/3.40 oe-a. Tags:3.10oea, customize Add a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment:*Name:* Email Address:* Website: Save my name, email, and website in this browser for the next time I comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.