
Hi @usersfjdsok , welcome to Q&A forum!
Per my test, I can reproduce it in my end. Currently this is by default.
If you find it inconvenient, I have found a workaround for you, right click Edit and edit it, the previous content can be saved:
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And I would suggest posting a uservocie here: https://feedbackportal.microsoft.com/feedback/forum/06735c62-321c-ec11-b6e7-0022481f8472. It is a place for customers provide feedback about Microsoft SharePoint products. What's more, if a feedback is high voted there by other customers, it will be promising that Microsoft Product Team will take it into consideration when designing the next version in the future.
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