Selecting “Check for Updates…” from the Orion main menu doesn’t do anything at all, the updates window just doesn’t appear. I have tried quiting Orion and re-launching it but it doesn’t make any difference.
The updates window should appear.
Version 0.99.137-beta (WebKit 623.1.8.0.0); macOS Tahoe 26.0.1 build 25A362
Tahoe (26)