On Sun, Sep 29, 2019 at 10:50 PM Ramon Fontes <ramonreisfontes@xxxxxxxxx> wrote: > > > Still doesn't explain why it should work in 4.17 and not in 4.18, there > > aren't a lot of wifi changes there at all. > > I just tested it with 4.15 and it didn't work. However, It works in > 4.15 in other PC. At first these 2 PCs have the same packages with > apparently the same version. The only thing I can highlight about the > difference between them is that: (i) Ubuntu has been upgraded from > 16.04 to 18.04 (it works fine up to 4.17) and (ii) Ubuntu 18.04 has > been installed from scratch (it doesn't work at all - tested from > 4.15). Based on this info, looks like hostapd/wpa_s versions might be causing the difference, can you please confirm the versions on both?