Why can't I send voice in the message bar after downloading the Wisdom Tree app?

Because the mobile phone system prohibits the knowledge tree from obtaining the recording right. The solution is as follows:

1. First, open the settings indicated by the arrow on the mobile phone desktop.

2. After entering the settings page, click the security indicated by the arrow to set the security.

3. After entering the security settings page, click Apply Permission.

4. Then, click the application software wisdom tree.

5. On the following page, click the microphone.

6. Next, click Allow.