If you need to delete the friend records searched by mobile qq, you can follow the following steps: 1. First, click the Settings button in the main panel to open the Settings Center;

2. Then find the "File Management" interface, locate the receiving folder, and click the function button shown in the figure to open the current file receiving folder;

3. Next, click the location shown in the picture in the open folder, and then find the folder named after yourself. This is the final destination folder;

4. Then, in the open folder, find a folder named "QQ", then open this folder and delete the file "Registry.bd" under this folder.