Many people have upgraded DSM7.0, but Emby is no longer available, so here's how to downgrade from DSM7.0 to DSM6.2.3. 1. Get putty ready 2. DSM7.0 opens Telnet and SSH 3. Use puTTY to connect to DSM7, enter the user password, and enter the following command code: vi /etc.defaults/VERSION 4.Overwrite VERSION content: majorversion="6" minorversion="2" productversion="6.2.3" buildphase="GM" buildnumber="25426" smallfixnumber="0" builddate="2020/07/01" bu