Wifi disconnects frequently

Questions about WIFI networks and devices
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Wifi disconnects frequently

Post by shom_ronnie » Wed Aug 01, 2018 11:21 am

I am on linux mint 19, had a problem with the wifi previously, but seemed to have gone. But now its become unusable like, disconnects every 5secs or so. Iwconfig gives the following result.Please help
wlp13s0 IEEE 802.11 ESSID:"Searching..."
Mode:Managed Frequency:2.412 GHz Access Point: 1C:5F:2B:DA:04:A0
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off

enp7s0 no wireless extensions.

lo no wireless extensions.

System: Host: Shom-HP-Notebook Kernel: 4.15.0-29-generic x86_64
bits: 64 gcc: 7.3.0
Desktop: Cinnamon 3.8.8 (Gtk 3.22.30-1ubuntu1)
Distro: Linux Mint 19 Tara
Machine: Device: laptop System: HP product: HP Notebook v: Type1ProductConfigId serial: N/A
Mobo: HP model: 81EF v: 63.40 serial: N/A
UEFI [Legacy]: Insyde v: F.41 date: 03/02/2018
Battery BAT1: charge: 34.1 Wh 100.0% condition: 34.1/41.4 Wh (82%)
model: COMPAL PABAS0241231 status: Full
CPU: Dual core Intel Core i3-5005U (-MT-MCP-)
arch: Broadwell rev.4 cache: 3072 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 7981
clock speeds: max: 1900 MHz 1: 1325 MHz 2: 1346 MHz 3: 1353 MHz
4: 1345 MHz
Graphics: Card: Intel HD Graphics 5500 bus-ID: 00:02.0
Display Server: x11 (X.Org 1.19.6 )
drivers: modesetting (unloaded: fbdev,vesa)
Resolution: 1366x768@60.02hz
OpenGL: renderer: Mesa DRI Intel HD Graphics 5500 (Broadwell GT2)
version: 4.5 Mesa 18.0.5 Direct Render: Yes
Audio: Card-1 Intel Broadwell-U Audio Controller
driver: snd_hda_intel bus-ID: 00:03.0
Card-2 Intel Wildcat Point-LP High Def. Audio Controller
driver: snd_hda_intel bus-ID: 00:1b.0
Sound: Advanced Linux Sound Architecture v: k4.15.0-29-generic
Network: Card-1: Realtek RTL8101/2/6E PCIE Fast/Gigabit Ethernet controller
driver: r8169 v: 2.3LK-NAPI port: 4000 bus-ID: 07:00.0
IF: enp7s0 state: down mac: <filter>
Card-2: Broadcom Limited BCM43142 802.11b/g/n
driver: wl bus-ID: 0d:00.0
IF: wlp13s0 state: up mac: <filter>
Drives: HDD Total Size: 1000.2GB (19.5% used)
ID-1: /dev/sda model: HGST_HTS541010A9 size: 1000.2GB
Partition: ID-1: / size: 56G used: 11G (21%) fs: ext4 dev: /dev/sda1
ID-2: swap-1 size: 4.10GB used: 0.00GB (0%)
fs: swap dev: /dev/sda2
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 42.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 220 Uptime: 2:17 Memory: 1634.2/3866.1MB
Init: systemd runlevel: 5 Gcc sys: 7.3.0
Client: Shell (bash 4.4.191) inxi: 2.3.56

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Re: Wifi disconnects frequently

Post by AZgl1500 » Wed Aug 01, 2018 3:49 pm

turn off the WiFi power management

Code: Select all

sudo sed -i 's/wifi.powersave = 3/wifi.powersave = 2/' /etc/NetworkManager/conf.d/default-wifi-powersave-on.conf && systemctl restart network-manager.service

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Re: Wifi disconnects frequently

Post by shom_ronnie » Thu Aug 02, 2018 12:25 pm

Restarting solves the issue for a while, but it keeps dropping

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