When sending mobs through a nether portal that has not interacted with the players the mobs will despawn and not exist in the nether. For example any skeletons, that have not interacting with the player will despawn. However a charged creeper will not despawn when entering a portal.
Related issues
Comments
[Mod] Umija5895M
migrated
Thank you for your report!
We're tracking this issue in MCPE-66818, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
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 – 📧 Mojang Support – ✍️ Feedback and Suggestions – 📖 Game Wiki