NAS Models support WriteOnce and Immutable Snapshots

[namvan]

Content extracted from https://kb.synology.com/en-global/DSM/tutorial/which_synology_nas_models_support_WriteOnce_and_secure_snapshots

The ones in blue are supported by ARPL and TCRP. The ones in purple are supported as beta in ARPL.

 

WriteOnce and immutable snapshots are both based on the WORM (Write Once, Read Many) technology. These two features offer your data further protection within a specified period.

The following table lists the Synology NAS models that support WriteOnce and immutable snapshots.

 

Series	Models
HD-series	HD6500
FS-series	FS6400, FS3600, FS3410, FS3400, FS2500, FS2017, FS1018
SA-series	SA6400, SA3610, SA3600, SA3410, SA3400, SA3400D, SA3200D
23-series	RS2423RP+, RS2423+, DS1823xs+, DS923+, DS723+, DS423+
22-series	RS822+, RS822RP+, RS422+, DS3622xs+, DS2422+, DS1522+
21-series	RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421+, RS2421RP+, RS1221+, RS1221RP+, DS1821+, DS1621xs+, DS1621+
20-series	RS820+, RS820RP+, DS1520+, DS920+, DS720+, DS620slim, DS420+, DS220+