Recommend using the TikTok web version directly: www.tiktok.com
Note: Before downloading and installing, delete other versions of TikTok on your phone
If the app disappears after installation, restarting the phone will bring it back
If it crashes, simply redownload it
Step 1: First, check out the tutorial for the Apple phone little rocket, you must open the accelerator to use it
Step 2 Click below to download TikTok
Click here to download TikTok
Open phone settings - General - Device Management - Install untrusted certificates to use, click on General
Click on Device and Management
Open the certificate-
Trust the certificate
Just click Trust
The second method is to open Settings - General - About this device - Certificate trust settings to check if it is selected