My method:
0. Add hash key to games.conf. I think you already configured settings with your Profile
1. BSD 4.7.4 - Decrypt PFD (All files)
2. [Update Account ID and copy PARAMS] with required Profile
3. Update PFD (Partial)
4. Delete PARAM.SFO_ORIGINAL from the save directory
5. Copy save to USB
6. Copy-Paste from USB to PS3
; "King's Quest"
[NPUB31637]
;disc_hash_key=
secure_file_id:*=0A0B01070D06010C09050206090C0A01