Quote Originally Posted by Ummah92 View Post
How do I access the file system and upload the flash menu? I can't find the tutorial for uploading flash menus, or maybe I might have overlooked. Where do I keep the flash menus?
Read steps 9, 10 and 11: Flash K800 CID53 with K810 software CID53 (for begginers) - Top Sony Forums , but open:

TPA > USER > THEME - here copy theme (*.thm)
TPA > PRESET > SYSTEM > DESKTOP > FLASH - here copy flash (*.swf)