QNAP TS-464 - Replacing Memory Modules

7. Optional: Install an additional M.2 SSD.
8. Slide each drive tray back into the NAS.
9. Attach the front cover.
a. Align the front cover with the grooves on the case and then slide to the right.
TS-x62, TS-x64 User Guide
Installation and Conguration 31