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Setup no longer errors when privacy.firstparty.isolate is enabled, as is the default in Tor Browser:

checkForSession - background.js:165:41
Error: First-Party Isolation is enabled, but the required 'firstPartyDomain' attribute was not set.

Setup no longer errors when `privacy.firstparty.isolate` is enabled, as
is the default in Tor Browser:

```
checkForSession - background.js:165:41
Error: First-Party Isolation is enabled, but the required 'firstPartyDomain' attribute was not set.
```
@sgvictorino sgvictorino changed the title [Firefox] fix session cookie retrieval under first-party isolation [Firefox] fix session cookie retrieval under First-Party Isolation Jan 10, 2026
@PixeLInc PixeLInc self-assigned this Jan 11, 2026
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2 participants