Slow speed (wifi hotspot)

Question

Recently installed ubuntu 18 LTS dual boot with win 7 getting the required speed on Windows but not on ubuntu.

Please help. Waiting for response.

Answer 1

If you notice weak signal try Code:

sudo modprobe -r rtl8723de && sleep 5 && sudo modprobe rtl8723de ant_sel=1

and see if it is better, if not do Code:

sudo modprobe -r rtl8723de && sleep 5 && sudo modprobe rtl8723de ant_sel=2

Source Worked for me