Wi-Fi not working on Debian 9












-1















I have a Debian 9 Stretch OS running. 
Last night when I shut it down the Wi-Fi was working perfectly. 
Today I turned my laptop on and it's not showing any Wi-Fi,
and I cannot enable Wi-Fi. 
Here is my iwconfig result;



wlp8s0    IEEE 802.11  ESSID:off/any  
Mode:Managed Access Point: Not-Associated Tx-Power=off
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:on


So I tried ifup wlp8s0 also tried multiple times systemctl restart NetworkManager but it seems not working.



● NetworkManager.service - Network Manager
Loaded: loaded (/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2019-03-26 02:15:05 +03; 5min ago
Docs: man:NetworkManager(8)
Main PID: 2701 (NetworkManager)
Tasks: 3 (limit: 4915)
CGroup: /system.slice/NetworkManager.service
└─2701 /usr/sbin/NetworkManager --no-daemon

Mar 26 02:15:05 theposeidonas NetworkManager[2701]: <info> [1553555705.8435] device (enp0s29u1u1): Activation: successful, device activated.
Mar 26 02:15:10 theposeidonas NetworkManager[2701]: <info> [1553555710.7949] manager: startup complete
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.6670] audit: op="radio-control" arg="wireless-enabled:1" pid=1064 uid=1000 result="success"
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.9596] audit: op="radio-control" arg="wireless-enabled:0" pid=1064 uid=1000 result="success"
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8246] device (enp0s29u1u1): state change: activated -> unmanaged (reason 'removed') [100 10 36]
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8890] dhcp4 (enp0s29u1u1): canceled DHCP transaction, DHCP client pid 2711
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8891] dhcp4 (enp0s29u1u1): state changed bound -> done
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8907] manager: NetworkManager state is now CONNECTED_LOCAL
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8912] manager: NetworkManager state is now DISCONNECTED
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.9010] devices removed (path: /sys/devices/pci0000:00/0000:00:1d.0/usb4/4-1/4-1.1/4-1.1:1.0/net/enp0s29u1u1, iface: enp0s29u1u1)


It's not about drivers or networking because I can run my eth0 perfectly. 
How can I diagnose this issue? 
I think it's about some config files.










share|improve this question









New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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  • Your last paragraph says ‘‘I am sure Wi-Fi is running perfect when I turn my computer off.’’  Is there a typo?  I don’t understand what you’re saying.

    – G-Man
    1 hour ago











  • No. I am sure wifi is working when i turn my computer off last night. When i turn my computer on today, wifi seems to be not working. Surely something happend i am trying to understand... Are you gonna help @G-Man ?

    – Baran Arda
    1 hour ago






  • 1





    Your AP needs a reboot.

    – Rui F Ribeiro
    42 mins ago


















-1















I have a Debian 9 Stretch OS running. 
Last night when I shut it down the Wi-Fi was working perfectly. 
Today I turned my laptop on and it's not showing any Wi-Fi,
and I cannot enable Wi-Fi. 
Here is my iwconfig result;



wlp8s0    IEEE 802.11  ESSID:off/any  
Mode:Managed Access Point: Not-Associated Tx-Power=off
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:on


So I tried ifup wlp8s0 also tried multiple times systemctl restart NetworkManager but it seems not working.



● NetworkManager.service - Network Manager
Loaded: loaded (/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2019-03-26 02:15:05 +03; 5min ago
Docs: man:NetworkManager(8)
Main PID: 2701 (NetworkManager)
Tasks: 3 (limit: 4915)
CGroup: /system.slice/NetworkManager.service
└─2701 /usr/sbin/NetworkManager --no-daemon

Mar 26 02:15:05 theposeidonas NetworkManager[2701]: <info> [1553555705.8435] device (enp0s29u1u1): Activation: successful, device activated.
Mar 26 02:15:10 theposeidonas NetworkManager[2701]: <info> [1553555710.7949] manager: startup complete
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.6670] audit: op="radio-control" arg="wireless-enabled:1" pid=1064 uid=1000 result="success"
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.9596] audit: op="radio-control" arg="wireless-enabled:0" pid=1064 uid=1000 result="success"
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8246] device (enp0s29u1u1): state change: activated -> unmanaged (reason 'removed') [100 10 36]
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8890] dhcp4 (enp0s29u1u1): canceled DHCP transaction, DHCP client pid 2711
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8891] dhcp4 (enp0s29u1u1): state changed bound -> done
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8907] manager: NetworkManager state is now CONNECTED_LOCAL
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8912] manager: NetworkManager state is now DISCONNECTED
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.9010] devices removed (path: /sys/devices/pci0000:00/0000:00:1d.0/usb4/4-1/4-1.1/4-1.1:1.0/net/enp0s29u1u1, iface: enp0s29u1u1)


It's not about drivers or networking because I can run my eth0 perfectly. 
How can I diagnose this issue? 
I think it's about some config files.










share|improve this question









New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





















  • Your last paragraph says ‘‘I am sure Wi-Fi is running perfect when I turn my computer off.’’  Is there a typo?  I don’t understand what you’re saying.

    – G-Man
    1 hour ago











  • No. I am sure wifi is working when i turn my computer off last night. When i turn my computer on today, wifi seems to be not working. Surely something happend i am trying to understand... Are you gonna help @G-Man ?

    – Baran Arda
    1 hour ago






  • 1





    Your AP needs a reboot.

    – Rui F Ribeiro
    42 mins ago
















-1












-1








-1








I have a Debian 9 Stretch OS running. 
Last night when I shut it down the Wi-Fi was working perfectly. 
Today I turned my laptop on and it's not showing any Wi-Fi,
and I cannot enable Wi-Fi. 
Here is my iwconfig result;



wlp8s0    IEEE 802.11  ESSID:off/any  
Mode:Managed Access Point: Not-Associated Tx-Power=off
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:on


So I tried ifup wlp8s0 also tried multiple times systemctl restart NetworkManager but it seems not working.



● NetworkManager.service - Network Manager
Loaded: loaded (/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2019-03-26 02:15:05 +03; 5min ago
Docs: man:NetworkManager(8)
Main PID: 2701 (NetworkManager)
Tasks: 3 (limit: 4915)
CGroup: /system.slice/NetworkManager.service
└─2701 /usr/sbin/NetworkManager --no-daemon

Mar 26 02:15:05 theposeidonas NetworkManager[2701]: <info> [1553555705.8435] device (enp0s29u1u1): Activation: successful, device activated.
Mar 26 02:15:10 theposeidonas NetworkManager[2701]: <info> [1553555710.7949] manager: startup complete
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.6670] audit: op="radio-control" arg="wireless-enabled:1" pid=1064 uid=1000 result="success"
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.9596] audit: op="radio-control" arg="wireless-enabled:0" pid=1064 uid=1000 result="success"
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8246] device (enp0s29u1u1): state change: activated -> unmanaged (reason 'removed') [100 10 36]
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8890] dhcp4 (enp0s29u1u1): canceled DHCP transaction, DHCP client pid 2711
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8891] dhcp4 (enp0s29u1u1): state changed bound -> done
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8907] manager: NetworkManager state is now CONNECTED_LOCAL
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8912] manager: NetworkManager state is now DISCONNECTED
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.9010] devices removed (path: /sys/devices/pci0000:00/0000:00:1d.0/usb4/4-1/4-1.1/4-1.1:1.0/net/enp0s29u1u1, iface: enp0s29u1u1)


It's not about drivers or networking because I can run my eth0 perfectly. 
How can I diagnose this issue? 
I think it's about some config files.










share|improve this question









New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.












I have a Debian 9 Stretch OS running. 
Last night when I shut it down the Wi-Fi was working perfectly. 
Today I turned my laptop on and it's not showing any Wi-Fi,
and I cannot enable Wi-Fi. 
Here is my iwconfig result;



wlp8s0    IEEE 802.11  ESSID:off/any  
Mode:Managed Access Point: Not-Associated Tx-Power=off
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:on


So I tried ifup wlp8s0 also tried multiple times systemctl restart NetworkManager but it seems not working.



● NetworkManager.service - Network Manager
Loaded: loaded (/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2019-03-26 02:15:05 +03; 5min ago
Docs: man:NetworkManager(8)
Main PID: 2701 (NetworkManager)
Tasks: 3 (limit: 4915)
CGroup: /system.slice/NetworkManager.service
└─2701 /usr/sbin/NetworkManager --no-daemon

Mar 26 02:15:05 theposeidonas NetworkManager[2701]: <info> [1553555705.8435] device (enp0s29u1u1): Activation: successful, device activated.
Mar 26 02:15:10 theposeidonas NetworkManager[2701]: <info> [1553555710.7949] manager: startup complete
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.6670] audit: op="radio-control" arg="wireless-enabled:1" pid=1064 uid=1000 result="success"
Mar 26 02:15:15 theposeidonas NetworkManager[2701]: <info> [1553555715.9596] audit: op="radio-control" arg="wireless-enabled:0" pid=1064 uid=1000 result="success"
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8246] device (enp0s29u1u1): state change: activated -> unmanaged (reason 'removed') [100 10 36]
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8890] dhcp4 (enp0s29u1u1): canceled DHCP transaction, DHCP client pid 2711
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8891] dhcp4 (enp0s29u1u1): state changed bound -> done
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8907] manager: NetworkManager state is now CONNECTED_LOCAL
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.8912] manager: NetworkManager state is now DISCONNECTED
Mar 26 02:20:02 theposeidonas NetworkManager[2701]: <info> [1553556002.9010] devices removed (path: /sys/devices/pci0000:00/0000:00:1d.0/usb4/4-1/4-1.1/4-1.1:1.0/net/enp0s29u1u1, iface: enp0s29u1u1)


It's not about drivers or networking because I can run my eth0 perfectly. 
How can I diagnose this issue? 
I think it's about some config files.







debian networking wifi






share|improve this question









New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











share|improve this question









New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









share|improve this question




share|improve this question








edited 1 hour ago









G-Man

13.6k93768




13.6k93768






New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









asked 1 hour ago









Baran ArdaBaran Arda

1




1




New contributor




Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





New contributor





Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.






Baran Arda is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.













  • Your last paragraph says ‘‘I am sure Wi-Fi is running perfect when I turn my computer off.’’  Is there a typo?  I don’t understand what you’re saying.

    – G-Man
    1 hour ago











  • No. I am sure wifi is working when i turn my computer off last night. When i turn my computer on today, wifi seems to be not working. Surely something happend i am trying to understand... Are you gonna help @G-Man ?

    – Baran Arda
    1 hour ago






  • 1





    Your AP needs a reboot.

    – Rui F Ribeiro
    42 mins ago





















  • Your last paragraph says ‘‘I am sure Wi-Fi is running perfect when I turn my computer off.’’  Is there a typo?  I don’t understand what you’re saying.

    – G-Man
    1 hour ago











  • No. I am sure wifi is working when i turn my computer off last night. When i turn my computer on today, wifi seems to be not working. Surely something happend i am trying to understand... Are you gonna help @G-Man ?

    – Baran Arda
    1 hour ago






  • 1





    Your AP needs a reboot.

    – Rui F Ribeiro
    42 mins ago



















Your last paragraph says ‘‘I am sure Wi-Fi is running perfect when I turn my computer off.’’  Is there a typo?  I don’t understand what you’re saying.

– G-Man
1 hour ago





Your last paragraph says ‘‘I am sure Wi-Fi is running perfect when I turn my computer off.’’  Is there a typo?  I don’t understand what you’re saying.

– G-Man
1 hour ago













No. I am sure wifi is working when i turn my computer off last night. When i turn my computer on today, wifi seems to be not working. Surely something happend i am trying to understand... Are you gonna help @G-Man ?

– Baran Arda
1 hour ago





No. I am sure wifi is working when i turn my computer off last night. When i turn my computer on today, wifi seems to be not working. Surely something happend i am trying to understand... Are you gonna help @G-Man ?

– Baran Arda
1 hour ago




1




1





Your AP needs a reboot.

– Rui F Ribeiro
42 mins ago







Your AP needs a reboot.

– Rui F Ribeiro
42 mins ago












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