Minecraft PE Freezing When Logged In

Every time I play a world while logged in to my Xbox live, the game crashes within 3 minutes. Please fix this glitch! I have a provided a video. Here are a few details:

• iOS 13.3
• iPhone 7 Plus
• 22/32 GB
• Minecraft: Pocket Edition 1.14.1

In the video:
0.9 Seconds Opening Minecraft
24.0 Seconds Loading Minecraft
2.7 Seconds Selecting A World
8.5 Seconds Loading Into A World
1:47.7 Seconds Doing Normal Gameplay
2:45.1 Seconds Waiting For Something To Happen On A Frozen Screen

Some of the content here is not shown in the video because personal things were shown.