Synology: DSM 7.1-42621 RC Release Candidate

Synology DSM 7.1-42621 RC Release Candidate

Yesterday, March 24, 2022, a new DSM 7.1-42621 RC (Release Candidate) was released to the public. You can update to the RC version from your DSM 7.1-42550 Beta or from your 7.0.1-42218 Update 3. Remember not to use a Release Candidate version in a production environment.

Attention: DSM 7.1 RC version is no longer available. If you want to Install DSM 7.1 you should see: DSM 7.1-42661 Final Release.

FULL DSM 7.1-42621 RC CHANGELOG

Compared to the DSM 7.1-42550 Beta version, only two new points have been added to the changelog:

  1. To create a new Virtual DSM machine for DSM 7.1, Virtual Machine Manager (VMM) must be updated to version 2.6. Virtual DSM machines running DSM 7.0 or earlier versions can be directly updated to DSM 7.1 without updating VMM.
  2. Added support for Btrfs (Peta Volume) in Active Backup for Business and Synology High Availability.
  • STEP 1

Manually Download DSM DSM 7.1-42621 RC by following the blue link below. Select NAS then your model. Choose OS Version DSM 7.1 Series then click Download. Follow the instructions in the image below.

DOWNLOAD DSM 7.1-42621 RC

Synology DSM 7.1-42621 RC Release Candidate 1

  • STEP 2

Go to Control Panel / Update & Restore then click on Manual DSM Update. Select the file you have previously downloaded at STEP 1 then click OK. Follow the instructions in the image below.

Synology DSM 7.1-42621 RC Release Candidate 2

  • STEP 3

After you click OK at STEP 2, a new pop up window will open. Select I understand and agree to update the system then click Update. Follow the instructions in the image below.

Synology DSM 7.1-42621 RC Release Candidate 3

  • STEP 4

After you click Update at STEP 3, a new pop up window will open. Click Yes. Follow the instructions in the image below.

Synology DSM 7.1-42621 RC Release Candidate 4

  • STEP 5

After approximately 5-10 minutes your new DSM 7.1-42621 RC Release Candidate will be installed on your Synology NAS device.

Synology DSM 7.1-42621 RC Release Candidate 5

This post was updated on Wednesday / April 6th, 2022 at 4:21 PM