@dc42 Hi. Ok, thank you for your help!

@Phaedrux Im using Chrome and Firefox - same disconnections. I'm trying to use MS Edge - less disconnections, very rarely.

@Phaedrux

6/23/2020, 9:13:39 AM	Connection established
6/23/2020, 9:13:27 AM	Connection interrupted, attempting to reconnect...
HTTP request timed out
6/23/2020, 9:13:26 AM	Failed to get file list
HTTP request timed out
6/23/2020, 9:13:18 AM	Connection established
6/23/2020, 9:12:46 AM	Connection interrupted, attempting to reconnect...
HTTP request timed out
6/23/2020, 9:08:41 AM	M122
=== Diagnostics ===
RepRapFirmware for Duet 2 WiFi/Ethernet version 3.1.1 running on Duet WiFi 1.02 or later + DueX5
Board ID: 08DDM-9FAM2-LW4SD-6J9FD-3S06Q-9MXZW
Used output buffers: 3 of 24 (12 max)
=== RTOS ===
Static ram: 27980
Dynamic ram: 95072 of which 44 recycled
Exception stack ram used: 312
Never used ram: 7664
Tasks: NETWORK(ready,268) HEAT(blocked,1168) DUEX(suspended,160) MAIN(running,1720) IDLE(ready,80)
Owned mutexes: WiFi(NETWORK)
=== Platform ===
Last reset 09:40:30 ago, cause: software
Last software reset at 2020-06-22 23:28, reason: User, spinning module GCodes, available RAM 7724 bytes (slot 3)
Software reset code 0x0003 HFSR 0x00000000 CFSR 0x00000000 ICSR 0x0441f000 BFAR 0xe000ed38 SP 0xffffffff Task MAIN
Error status: 0
MCU temperature: min 19.3, current 21.8, max 22.7
Supply voltage: min 12.1, current 12.2, max 12.4, under voltage events: 0, over voltage events: 0, power good: yes
Driver 0: standstill, SG min/max not available
Driver 1: standstill, SG min/max not available
Driver 2: standstill, SG min/max not available
Driver 3: standstill, SG min/max not available
Driver 4: standstill, SG min/max not available
Driver 5: standstill, SG min/max not available
Driver 6: standstill, SG min/max not available
Driver 7: standstill, SG min/max not available
Driver 8: standstill, SG min/max not available
Driver 9: standstill, SG min/max not available
Date/time: 2020-06-23 09:08:35
Cache data hit count 4294967295
Slowest loop: 6.09ms; fastest: 0.13ms
I2C nak errors 0, send timeouts 0, receive timeouts 0, finishTimeouts 0, resets 0
=== Storage ===
Free file entries: 10
SD card 0 detected, interface speed: 20.0MBytes/sec
SD card longest read time 2.0ms, write time 0.0ms, max retries 0
=== Move ===
Hiccups: 0(0), FreeDm: 169, MinFreeDm: 169, MaxWait: 0ms
Bed compensation in use: none, comp offset 0.000
=== MainDDARing ===
Scheduled moves: 0, completed moves: 0, StepErrors: 0, LaErrors: 0, Underruns: 0, 0  CDDA state: -1
=== AuxDDARing ===
Scheduled moves: 0, completed moves: 0, StepErrors: 0, LaErrors: 0, Underruns: 0, 0  CDDA state: -1
=== Heat ===
Bed heaters = 0 -1 -1 -1, chamberHeaters = 4 -1 -1 -1
Heater 1 is on, I-accum = 0.0
=== GCodes ===
Segments left: 0
Movement lock held by null
HTTP is idle in state(s) 0
Telnet is idle in state(s) 0
File is idle in state(s) 0
USB is idle in state(s) 0
Aux is idle in state(s) 0
Trigger is idle in state(s) 0
Queue is idle in state(s) 0
Daemon is idle in state(s) 0
Autopause is idle in state(s) 0
Code queue is empty.
=== Network ===
Slowest loop: 82.82ms; fastest: 0.00ms
Responder states: HTTP(0) HTTP(0) HTTP(0) HTTP(0) FTP(0) Telnet(0), 0 sessions
HTTP sessions: 1 of 8
- WiFi -
Network state is active
WiFi module is connected to access point 
Failed messages: pending 0, notready 0, noresp 0
WiFi firmware version 1.23
WiFi MAC address 2c:3a:e8:0b:34:de
WiFi Vcc 3.38, reset reason Unknown
WiFi flash size 4194304, free heap 22792
WiFi IP address 192.168.1.7
WiFi signal strength -46dBm, reconnections 0, sleep mode modem
Socket states: 0 0 0 0 0 0 0 0
=== Filament sensors ===
Extruder 0 sensor: no filament
=== DueX ===
Read count 1, 0.00 reads/min
6/23/2020, 9:08:34 AM	Connection established
6/23/2020, 9:08:22 AM	Connection interrupted, attempting to reconnect...
HTTP request timed out
6/23/2020, 9:08:13 AM	Connection established
6/23/2020, 9:07:45 AM	Connection interrupted, attempting to reconnect...
HTTP request timed out

Hello
Thank you for your response.
I did all the advised steps but doesn't help.
The interface still disconnecting.
At the timing ping to the host still stable, no time outs.

Re: Software bundle 3.1.1 now available

Hello
After upgrading to 3.1.1 the web control disconnecting.
M122 i found "WiFi Vcc 3.38, reset reason Unknown"
Before the upgrade I had no any disconnecting iisues.
Please help.
Thank you.

M122
=== Diagnostics ===
RepRapFirmware for Duet 2 WiFi/Ethernet version 3.1.1 running on Duet WiFi 1.02 or later + DueX5
Board ID: 08DDM-9FAM2-LW4SD-6J9FD-3S06Q-9MXZW
Used output buffers: 3 of 24 (12 max)
=== RTOS ===
Static ram: 27980
Dynamic ram: 93484 of which 520 recycled
Exception stack ram used: 264
Never used ram: 8824
Tasks: NETWORK(ready,488) HEAT(blocked,1456) DUEX(suspended,160) MAIN(running,1880) IDLE(ready,80)
Owned mutexes: WiFi(NETWORK)
=== Platform ===
Last reset 00:01:21 ago, cause: software
Last software reset at 2019-10-04 16:59, reason: User, spinning module GCodes, available RAM 10256 bytes (slot 0)
Software reset code 0x0003 HFSR 0x00000000 CFSR 0x00000000 ICSR 0x0441f000 BFAR 0xe000ed38 SP 0xffffffff Task MAIN
Error status: 8
MCU temperature: min 33.1, current 34.7, max 36.1
Supply voltage: min 12.1, current 12.2, max 12.3, under voltage events: 0, over voltage events: 0, power good: yes
Driver 0: standstill, SG min/max not available
Driver 1: standstill, SG min/max not available
Driver 2: standstill, SG min/max not available
Driver 3: standstill, SG min/max not available
Driver 4: standstill, SG min/max not available
Driver 5: standstill, SG min/max not available
Driver 6: standstill, SG min/max not available
Driver 7: standstill, SG min/max not available
Driver 8: standstill, SG min/max not available
Driver 9: standstill, SG min/max not available
Date/time: 2020-06-19 16:06:45
Cache data hit count 135652214
Slowest loop: 5.28ms; fastest: 0.13ms
I2C nak errors 0, send timeouts 0, receive timeouts 0, finishTimeouts 0, resets 0
=== Storage ===
Free file entries: 10
SD card 0 detected, interface speed: 20.0MBytes/sec
SD card longest read time 1.6ms, write time 0.0ms, max retries 0
=== Move ===
Hiccups: 0(0), FreeDm: 169, MinFreeDm: 169, MaxWait: 0ms
Bed compensation in use: none, comp offset 0.000
=== MainDDARing ===
Scheduled moves: 0, completed moves: 0, StepErrors: 0, LaErrors: 0, Underruns: 0, 0 CDDA state: -1
=== AuxDDARing ===
Scheduled moves: 0, completed moves: 0, StepErrors: 0, LaErrors: 0, Underruns: 0, 0 CDDA state: -1
=== Heat ===
Bed heaters = -1 -1 -1 -1, chamberHeaters = -1 -1 -1 -1
=== GCodes ===
Segments left: 0
Movement lock held by null
HTTP is idle in state(s) 0
Telnet is idle in state(s) 0
File is idle in state(s) 0
USB is idle in state(s) 0
Aux is idle in state(s) 0
Trigger is idle in state(s) 0
Queue is idle in state(s) 0
Daemon is idle in state(s) 0
Autopause is idle in state(s) 0
Code queue is empty.
=== Network ===
Slowest loop: 40.39ms; fastest: 0.00ms
Responder states: HTTP(0) HTTP(0) HTTP(0) HTTP(0) FTP(0) Telnet(0), 0 sessions
HTTP sessions: 1 of 8

• WiFi -
  Network state is active
  WiFi module is connected to access point
  Failed messages: pending 0, notready 0, noresp 0
  WiFi firmware version 1.23
  WiFi MAC address 2c:3a:e8:0b:34:de
  WiFi Vcc 3.38, reset reason Unknown
  WiFi flash size 4194304, free heap 23544
  WiFi IP address 192.168.1.7
  WiFi signal strength -45dBm, reconnections 0, sleep mode modem
  Socket states: 4 0 0 0 0 0 0 0
  === Filament sensors ===
  Extruder 0 sensor: ok
  === DueX ===
  Read count 1, 0.73 reads/min
  6/19/2020, 4:05:37 PM Connected to 192.168.1.7