These extensions do not meet current { -brand-short-name } standards so they have been deactivated. <label data-l10n-name="legacy-learn-more">Learn about the changes to add-ons</label>
Nid yw'r estyniadau hyn yn cyrraedd safonau cyfredol { -brand-short-name } ac mae nhw wedi cael eu diffodd. <label data-l10n-name="legacy-learn-more">Dysgu am y newidiadau i ychwanegion</label>