You can deactivate a filter instead of deleting it. The filter will no longer be in effect, but can still be reactivated later on.

To deactivate a filter, follow these steps:

1. Open Settings.
2. Click on Filter.
3. Select the filter that you'd like to deactivate.
4. Check the box next to Disable rule.
5. Confirm the change by clicking Save.

Done. You have deactivated the selected filter.