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I'm syncing history. Why do my devices have different sets of history?

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When syncing history between devices I expect them to have the same set of history entries. They don't. Why not?

I can find entries on one device that I can't find on another. I'm relying on finding all entries on all devices.

When syncing history between devices I expect them to have the same set of history entries. They don't. Why not? I can find entries on one device that I can't find on another. I'm relying on finding all entries on all devices.

Saafara biñ tànn

Partial explanation is here: https://support.mozilla.org/en-US/questions/1279256#answer-1288122

"So, Firefox Sync can keep history data for up to 60 days on the servers, but browsers can only send it the most recent 30 days of history."

Jàng tontu lii ci fi mu bokk 👍 0

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Saafara yiñ Tànn

Partial explanation is here: https://support.mozilla.org/en-US/questions/1279256#answer-1288122

"So, Firefox Sync can keep history data for up to 60 days on the servers, but browsers can only send it the most recent 30 days of history."