IdeaPad S145 WLAN unter Linux Mint

inxi -Fxz

c. Copy/paste the following command line into the terminal:

mokutil --sb-state

Press Enter. If it reports that Secure Boot is enabled: reboot and disable Secure Boot in the BIOS. In order to do this, you might need to set an administrator password in the BIOS first. Disabling Secure Boot is no loss: it adds no meaningful security anyway. It's primarily a means for Microsoft to enforce its vendor lock-in on your computer...

d. Copy/paste the following command lines into the terminal, one by one (press Enter after each one of them):

sudo apt-get install git dkms build-essential
git clone
cd rtl8821ce
sudo ./

e. Reboot your computer.

Are the driver packages no longer available on Then get the driver packages from here (driver as it was on September 27, 2019). Then unpack the zipped file in your home folder, because it's a compressed folder. Don't unpack it in the subfolder Downloads, because then the terminal commands in my how-to won't work.