Problem coecting to wifi with ubuntu 16.04 on lenovo Yoga laptop

wlp1s0 IEEE 802.11bgn ESSID:"Windows Phone4230"
Mode:Managed Frequency:2.437 GHz Access Point: BC:C6:DB:92:55:04
Bit Rate=7.2 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Power Management:off
Link Quality=70/70 Signal level=-23 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:131 Missed beacon:0