Simply click this link, it shows a downloadable resource pack which unhides very important feature: https://mcpedl.com/import-export-button-unhider-for-mcpe/
Also watch this video: https://youtu.be/8huYvT_cTwU
Linked issues
Comments 2
Do not intentionally create duplicate reports (MCPE-190026).
If you continue to do so, your account will be deactivated.
For mojang employees: DO NOT ABUSE YOUR LONG-LEARNED SCHOOL EDUCATION!!!! Kindly please be empathic and add export world function into bedrock edition on android WITHOUT MAKING FEATURE REQUEST !!!!!