Column width are getting wider in your dashboard.
Close Remote Desktop Manager.
Open a file explorer to locate your installation folder, usually in %localappdata%\Devolutions\RemoteDesktopManager or %localappdata%\Devolutions\RemoteDesktopManagerFree.
Locate the file name RemoteDesktopManager.ext.
Rename it RemoteDesktopManager.old.
Restart Remote Desktop Manager.