After the 1.16 update came on bedrock edition, my realm seems to have lost the distance that entities spawn and despawn at (simulation distance is what I think it's called). This is a big issue and killed a lot of the things we've created and are creating. I'd love to see this issue get fixed
Related issues
Comments

Thank you for your report!
We're tracking this issue as MCPE-78840, so this ticket is being resolved and linked as a duplicate.
That ticket has already been resolved as working as intended, which means this is not considered a bug and won't be fixed. Please do not leave a comment on the linked ticket.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – ✍️ Feedback and Suggestions – 📖 Game Wiki