Why are the words on my WeChat green? How to change it back

Wechat font changed from green to default:

1. Unified background change: Click Settings, and there is a chat background below my account and mobile phone address book.

Click to change it, and then change it to this background when chatting with all my friends.

2. Different friends have different backgrounds: click on a friend to enter the window to chat with him, and click on the white villain in the upper right corner.

Enter the chat information window, click Set Current Chat Background,

Chatting with each friend can use a different background and the font will not change.

The chart is as follows:

Enter the main page of WeChat and click "I" in the lower right corner.

2. Then click "Settings"

3. Next, click "Chat"

4. Then select "Chat Background"

5. Select the source of the background image. Click "Select Background Image" here (the system comes with it).

6. Then download a new background image and click to set it.