1. First, turn on the mobile phone, then turn on the "video recording" function of the mobile phone, and record a horizontal video that you want to release Tik Tok.
2. after recording, open the Tik Tok software.
3. Then click the "+"option on Tik Tok's homepage.
4. after entering the new interface, click the "upload" option, and then select the previously shot horizontal video in the pop-up video list.
5. After uploading the video, you will enter the editing interface, where you can speed up, slow down, rotate, add music, add special effects, add text and other functions.
6. If you want to erect the previously shot video, just select the "rotate" function in the editing interface.
7. Finish all the editing finally, and you can publish it after it is confirmed.
note: different versions and different systems may operate in different ways, so you can learn more about Tik Tok functions before operating.