- Plesk for Linux
Horde Webmail filters are not automatically applied.
"Apply Filters" from Horde > Mail > Filters needs to be clicked manually.
Automatic filters applying is not enabled in Horde preferences.
- Login to Horde with mailbox credentials.
- Navigate to > Preferences > Mail > Filter .
- Select "Apply filter rules upon logging on?" and/or "Apply filter rules whenever Inbox is displayed?".