install rtl8723de driver in arch (working maximum WiFi signal gain)
For kernels >4.11 git clone -b extended https://github.com/lwfinger/rtlwifi_new.git make sudo make install modprobe -v rtl8723de ant_sel=2 ant_sel=2 shows the maximum WiFi signal gain. added below lines in a separate conf file: echo «options rtl8723de ant_sel=2» >> /etc/modprobe.d/rtl8723de.conf