I just installed a single Manjaro/Cinnamon to a brand new SSD on my Acer Aspire 4755G laptop. I am unable to turn on the wireless adapter: if I try it, immediately it turns off.
Previously I removed my HDD with a Windows 10 Home. The wireless adapter worked fine.
ID TYPE DEVICE SOFT HARD
0 wlan acer-wireless unblocked unblocked
1 bluetooth acer-bluetooth unblocked unblocked
2 wlan phy0 unblocked blocked
[...]$ inxi -F
Device-1: Qualcomm Atheros AR9287 Wireless Network Adapter driver: ath9k
IF: wlp3s0 state: down mac: ...
What should I do to fix this?