Within Teamwork.com, you can edit any of your existing saved filters on your site. You can locate this in the filters modal.
In the advanced filters pane of the relevant area, go to the Saved Filters tab. Hover over the filter and click the three dots to access the Edit Details option.
In the Edit Filter modal, you can rename the filter, add a description, and choose whether to include the current sort options. Click Update to save your changes.
For filters in subsections of your project, you will have an additional option to set the filter as specific to the current project.
Note: Saved filters are available on paid Teamwork.com subscriptions.
For more information, see: Filtering