ReadyNAS OS 6.7.4 now available!

[StephenB]

Release notes for 6.7.4 are available here. Please read these before updating.

N.B. Devices updated with 6.7.4 firmware should not be downgraded to earlier firmware versions.

This firmware is available for the following systems:

arm (RN102 / RN104 / RN202 / RN204 / RN212 / RN214 / RN2120)
x86_64 (RN312 / RN314 / RN316 / RN422 / RN 424 / RN426 / RN428 / RN516 / RN524x / RN526x / RN528x / RN626x / RN628x / RN716x / RN3130 / RN3138 / RN3220 / RR3312 / RN4220 / RR4312 / RR4360)

Devices updated with 6.7.4 firmware should not be downgraded to earlier firmware versions

RN102, RN104 & RN2120:
- ReadyNAS 102, 104, and 2120 must not be updated directly to 6.7.x from 6.3.x or older firmware.  They must first be updated to either 6.2.5 or 6.3.5 then to 6.5.2 and then onto 6.7.x.

- ReadyNAS 202, 204, 212 and 212 must not be updated directly to 6.7.x from 6.3.x. They must first be updated to 6.3.5 then 6.5.2 and then onto 6.7.x.