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Concepts

Tab Rules

Create, order, test, quick-add, import, and export rules that assign tabs to groups.

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Use ordered domain, URL, title, regex, and wildcard rules to assign tabs; test matches or quick-add a site's domain from a tab. Rules can be enabled, reordered, edited, or deleted. Tab Groups Sync (BETA) remains off until you choose Enable Sync (BETA).

How Tab Rules work

Tab Rules assign matching tabs to a target group before the remaining automatic grouping logic is applied. Rules belong to the active Context Profile.

Each rule contains a match type, pattern, target group, enabled state, and position. A disabled rule remains in the list but does not take part in matching.

Light Tab Rules settings showing two ordered enabled rules scoped to the Work profile.
Two public-safe rules show match type, pattern, target, order, and profile scope.

Choose a rule type

TypeWhat it checks
DomainThe tab's domain, including subdomains of the entered domain
URLWhether the tab URL contains the entered text
TitleWhether the cleaned page title contains the entered text
RegexA regular expression against the URL, pending URL, and title
WildcardA full wildcard pattern against URL and host forms; * matches any run and ? one character

Choose the narrowest type that expresses the assignment. Regex and wildcard patterns are more flexible, so test them before relying on them across many tabs.

Order, enable, and maintain rules

Enabled rules are checked from top to bottom. The first matching rule supplies the target group, so order matters when patterns overlap.

Use the move controls to change priority. You can also disable a rule for later use, edit its pattern or target, and delete a rule you no longer need. After reordering or editing, test the affected patterns again.

Test before saving

The rule form can test a draft against tabs in the active window and report the match count with a preview of matching rows. Regex rules also show whether the expression is valid and preview matching sample text.

A test is a dry run: it evaluates the draft without adding that rule to the ordered list. Review both intended matches and unexpected broad matches before saving.

Light Add Rule form with a synthetic domain, target group, enabled state, and deterministic test result.
Rule drafts can be tested against the current synthetic window before saving.

Quick-add a site rule

In the standard Groups view, open a tab's contextual actions and choose Always group this site. Tab Organizer opens the Rules form with the site's domain and current target prefilled, then runs the live match preview.

Check the prefilled domain, target group, and preview. Saving creates the rule; closing the form without saving does not.

Export and import rule bundles

Rules can be exported as a JSON bundle and imported from a supported JSON bundle. Import validates the file before applying it.

When an imported rule conflicts with an existing one, resolve that item by keeping the current rule or taking the imported rule. Apply the import only after every listed conflict has a choice. The imported rules become part of the active profile's rule context, so confirm the active profile first.