Linux tips: updating (wifi) regulatory database

Linux tips: updating (wifi) regulatory database

Step 1: Download wireless-regdb 

Step 2: Download crda

Step 3:  Extract crda & wireless-regdb .

Step 4: Change to extracted wireless-regdb directory,

# cp /lib/crda/pubkey/*.pem .


Step 5:  Edit db.txt

Step 6: make && make install

Step 7: Change to extracted crda directory,

Step 8: Copy the all of the .pem files from wireless-regdb (directory) to extracted crda directory.

Step 9: # make && make install

[Note: If this message is encountered: "Cannot find development files for any supported version of libnl.  ",

# apt-get install libnl-3-dev libnl-genl-3-dev

Step 10: reboot & type:

# iw reg get    // To test if your changes are reflected.

[Notice: The above instructions are tested working on Linux Mint 18.3].