The agent mode has released a new version with updated prompt words. How to make historical sessions use the latest version

[lironghai]

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1. Is this request related to a challenge you're experiencing? Tell me about your story.

The agent mode has released a new version with updated prompt words. How to make historical sessions use the latest version.
Restarting a new session is not allowed as it would result in context loss.

2. Additional context or comments

No response