- Plesk Onyx for Linux
- Plesk Onyx for Windows
- Plesk Obsidian for Linux
- Plesk Obsidian for Windows
Plesk Obsidian RTM is not available for upgrade at Tools & Settings > Updates and Upgrades for Plesk Onyx or Plesk Obsidian RC on a supported OS (see Supported Operating Systems section).
The General release (or release ) tier is selected. To check this:
in Plesk Obsidian RC / Plesk Onyx, run the following command in your SSH shell:
# plesk bin server_pref -s | grep -i release-tier
in Plesk Onyx, go to Tools & Settings > Update and Upgrade Settings > Plesk release tiers:
Plesk Obsidian RTM is available for Early adopter release tier at the moment.