menu - settings - system - recordingpath

- mark "default movielocation" -> OK
- BouquetUP to change to the upper window
- navigate to the new folder
- save and choice with "green" or save the bookmark only with "blue" - or reverse, i don´t know it for sure

you can add more then one bookmark

- with EXIT back to recordingpath menü
- now you can change with <LEFT> and <RIGHT> the bookmark(s) of each kind of recording path (Timer, instand recording ...)
- save with OK or GREEN

2nd posibility to add bookmarks:
Infobarmode: press <VIDEO> twice, then you can add bookmarks too (BouquetUP) - or change the movielocation for wathing recordings