Restarting Minecraft Bedrock and opening it again will make the Marketplace inaccessible until after 10-20 seconds.

The Skyblock Pack and Dinosaur Pack (in Marketplace) price is shown as a 1 Minecoins and some other symbol

Steve’s head on friends tab is one pixel off.

Music Pack still exists in Marketplace despite being added to all mobile devices in 1.19.30.

Unable to download Music Pack from Marketplace

No sound in Minecraft iOS

Existing worlds’ world icon temporarily disappears when exiting any world.

Minecraft Storage shown on iOS storage settings are different on Minecraft Storage Settings

You get a "!" error when you try to collect reward from an achievement, but it will be able to load in to the reward after 6-11 seconds or if you try again so you can collect the reward from the achievement

Minecraft Education Worlds cannot be imported into Minecraft Bedrock without using NBT editors

Will upgrading a very old world (from 1.0 etc), to the newest update make strange world generation?

After 1.18 update, chunks(especially unloaded chunks) load slower than usual.