About this extension

This addon shows information about your Sync account, including showing all server data for your account. It is designed primarily for Sync developers, or advanced users who would like some insights into their Sync data.

Once installed, enter about:sync into the address bar

The source code is at https://github.com/mozilla-extensions/aboutsync and pull requests are welcome!

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Release notes for 0.21.0buildid20220714.054802

* Prepare for an upcoming breaking change in Firefox Nightly

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