I use a Lenovo v14 laptop and Ubuntu 22.04. My wifi connection drop at certain intervals. I changed the wifi ethernet card, but the results did not change. I cannot solve this problem. I also tried Ubuntu 20.04, but the result is the same
outputs:
root@emre-Lenovo-V14-G2-ITL:/home/emre# grep wlan /var/log/kern.logMay 8 11:08:46 emre-Lenovo-V14-G2-ITL kernel: [ 3.190579] iwlwifi 0000:00:14.3 wlp0s20f3: renamed from wlan0May 8 14:02:06 emre-Lenovo-V14-G2-ITL kernel: [ 3.794560] iwlwifi 0000:00:14.3 wlp0s20f3: renamed from wlan0May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.296574] wlan0: authenticate with d0:15:a6:34:4c:10May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.304272] wlan0: send auth to d0:15:a6:34:4c:10 (try 1/3)May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.413181] wlan0: authenticate with d0:15:a6:34:4c:10May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.413196] wlan0: send auth to d0:15:a6:34:4c:10 (try 1/3)May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.573319] wlan0: authenticatedMay 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.573761] wlan0: VHT capa missing/short, disabling VHT/HE/EHTMay 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.574582] wlan0: associate with d0:15:a6:34:4c:10 (try 1/3)May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.575723] wlan0: RX AssocResp from d0:15:a6:34:4c:10 (capab=0x11 status=0 aid=14)May 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.580965] wlan0: associatedMay 9 11:50:33 emre-Lenovo-V14-G2-ITL kernel: [ 316.700650] wlan0: Limiting TX power to 23 (23 - 0) dBm as advertised by d0:15:a6:34:4c:10