Add your own so library to Android/system/lib

Run the following command:

1. Remount the/system directory to enable read/write: Mount-O remount, RW/dev/null/System

2. Modify the permission for this file: chmod 777/System

3. Use the DD and MV commands to copy the file to the system:

Dd If =/data/COM. Simo. simomate/lib/Libpcap. So of =/system/lib/Libpcap. So
MV/data/COM. Simo. simomate/lib/Libpcap. So/system/lib/

Note: Some mobile phones have deleted some common commands. solution:

1. Obtain the source code of the corresponding command in toolbox, compile and generate the command file, and copy it to the/system/bin directory.

2. Install busybox and use the busybox command. The busybox command is richer than the Toolbox command.