My internet keeps disconnecting every 1 or 2 minutes.

It starts happening at night. However, it now happens throughout the day.

I tried to restart the modem and reboot the Deco, but it does not help.

This is my set up:

This is my log:

Sat Feb 14 20:43:15 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:17 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: estimatorPerformMeasurement: Do 11k measurement for C6:31:69:81:FF:DD on channel 40 from serving BSS APId 255 ChanId 40  ESSId 0  
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 255 ChanId 6   ESSId 0  bssid F0:A7:31:73:BA:5E rcpi: 94
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 3   ChanId 40  ESSId 0  bssid F0:A7:31:73:BB:0B rcpi: 76
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 2   ChanId 6   ESSId 0  bssid F0:A7:31:73:BB:0A rcpi: 104
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 0   ChanId 6   ESSId 0  bssid F0:A7:31:73:BB:0E rcpi: 108
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: estimatorHandleValidBeaconReport: Failed to find serving BSS for C6:31:69:81:FF:DD
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BA5C is 100, txRate: 200.000000
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB08 is 60, txRate: 200.000000
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB0C is 70, txRate: 200.000000
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB0C is 176, txRate: 200.000000
Sat Feb 14 20:43:18 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB08 is 173, txRate: 200.000000
Sat Feb 14 20:43:18 2026 daemon.err nrd[17340]: steeralgFindBestAPCallback: iterate BSS APId 1   ChanId 40  ESSId 0   targetBand(1) != measuredBss->band(0)
Sat Feb 14 20:43:18 2026 daemon.err nrd[17340]: steeralgFindBestAPCallback: iterate BSS APId 3   ChanId 40  ESSId 0   targetBand(1) != measuredBss->band(0)
Sat Feb 14 20:43:20 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:20 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.252 is Local Network Control Block
Sat Feb 14 20:43:21 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:21 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@258]: Group address 239.255.255.250 belongs to IPv4 Local Scope.
Sat Feb 14 20:43:24 2026 daemon.err nrd[17340]: triggerMonSteering: Failed to get uplink rssi for C6:31:69:81:FF:DD
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: estimatorPerformMeasurement: Do 11k measurement for C6:31:69:81:FF:DD on channel 40 from serving BSS APId 255 ChanId 40  ESSId 0  
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 255 ChanId 6   ESSId 0  bssid F0:A7:31:73:BA:5E rcpi: 94
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 3   ChanId 40  ESSId 0  bssid F0:A7:31:73:BB:0B rcpi: 76
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 2   ChanId 6   ESSId 0  bssid F0:A7:31:73:BB:0A rcpi: 104
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 0   ChanId 6   ESSId 0  bssid F0:A7:31:73:BB:0E rcpi: 108
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: estimatorHandleValidBeaconReport: Failed to find serving BSS for C6:31:69:81:FF:DD
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BA5C is 100, txRate: 200.000000
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB08 is 60, txRate: 200.000000
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB0C is 70, txRate: 200.000000
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB0C is 176, txRate: 200.000000
Sat Feb 14 20:43:25 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB08 is 173, txRate: 200.000000
Sat Feb 14 20:43:25 2026 daemon.err nrd[17340]: steeralgFindBestAPCallback: iterate BSS APId 1   ChanId 40  ESSId 0   targetBand(1) != measuredBss->band(0)
Sat Feb 14 20:43:25 2026 daemon.err nrd[17340]: steeralgFindBestAPCallback: iterate BSS APId 3   ChanId 40  ESSId 0   targetBand(1) != measuredBss->band(0)
Sat Feb 14 20:43:25 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:27 2026 daemon.err uhttpd[18026]: uci: Entry not found
Sat Feb 14 20:43:27 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.252 is Local Network Control Block
Sat Feb 14 20:43:27 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@258]: Group address 239.255.255.250 belongs to IPv4 Local Scope.
Sat Feb 14 20:43:27 2026 user.info : luci_app:guest-eth guest network need set vlan state true
Sat Feb 14 20:43:27 2026 daemon.err uhttpd[18026]: uci: Entry not found
Sat Feb 14 20:43:27 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@258]: Group address 239.255.255.246 belongs to IPv4 Local Scope.
Sat Feb 14 20:43:27 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@258]: Group address 239.255.255.250 belongs to IPv4 Local Scope.
Sat Feb 14 20:43:29 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:31 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: estimatorPerformMeasurement: Do 11k measurement for C6:31:69:81:FF:DD on channel 40 from serving BSS APId 255 ChanId 40  ESSId 0  
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 255 ChanId 6   ESSId 0  bssid F0:A7:31:73:BA:5E rcpi: 94
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 3   ChanId 40  ESSId 0  bssid F0:A7:31:73:BB:0B rcpi: 76
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 2   ChanId 6   ESSId 0  bssid F0:A7:31:73:BB:0A rcpi: 104
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: wlanifBSteerEventsHandleBeaconReport: Beacon report from C6:31:69:81:FF:DD: APId 0   ChanId 6   ESSId 0  bssid F0:A7:31:73:BB:0E rcpi: 108
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: estimatorHandleValidBeaconReport: Failed to find serving BSS for C6:31:69:81:FF:DD
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BA5C is 100, txRate: 200.000000
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB08 is 60, txRate: 200.000000
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB0C is 70, txRate: 200.000000
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB0C is 176, txRate: 200.000000
Sat Feb 14 20:43:31 2026 daemon.notice nrd[17340]: ar_pat_calc_cand_datarate[line 882]: patrate for F0A73173BB08 is 173, txRate: 200.000000
Sat Feb 14 20:43:31 2026 daemon.err nrd[17340]: steeralgFindBestAPCallback: iterate BSS APId 1   ChanId 40  ESSId 0   targetBand(1) != measuredBss->band(0)
Sat Feb 14 20:43:31 2026 daemon.err nrd[17340]: steeralgFindBestAPCallback: iterate BSS APId 3   ChanId 40  ESSId 0   targetBand(1) != measuredBss->band(0)
Sat Feb 14 20:43:34 2026 user.notice IMPROXY: INFO[imp_verify_multicast_addr@245]: Group address 224.0.0.251 is Local Network Control Block

Please point me to the right direction so I can try to fix it.

Thank you