Hello,
I am the new one here, my AP bricks with every update. After update I have to use netinstall to recover it and import configuration. Should I put it in warranty/replace it or there could be some solution? Thanks a lot 
aug/27/2019 08:58:31 by RouterOS 6.44.3
software id = DVXD-FWWX
model = RouterBOARD 952Ui-5ac2nD
serial number = 71B10665211B
/interface bridge
add admin-mac=6C:3B:6B:97:4F:2A auto-mac=no comment=defconf fast-forward=no
name=bridge
/interface ethernet
set [ find default-name=ether1 ] advertise=
10M-half,10M-full,100M-half,100M-full,1000M-half,1000M-full
set [ find default-name=ether2 ] advertise=
10M-half,10M-full,100M-half,100M-full,1000M-half,1000M-full name=
ether2-master
set [ find default-name=ether3 ] advertise=
10M-half,10M-full,100M-half,100M-full,1000M-half,1000M-full
set [ find default-name=ether4 ] advertise=
10M-half,10M-full,100M-half,100M-full,1000M-half,1000M-full
set [ find default-name=ether5 ] advertise=
10M-half,10M-full,100M-half,100M-full,1000M-half,1000M-full
/interface list
add exclude=dynamic name=discover
add name=mactel
add name=mac-winbox
/interface wireless security-profiles
set [ find default=yes ] supplicant-identity=MikroTik
add authentication-types=wpa2-psk eap-methods=“” management-protection=
allowed mode=dynamic-keys name=a_workers supplicant-identity=“”
wpa2-pre-shared-key=xxxxxxx
add authentication-types=wpa2-psk eap-methods=“” management-protection=
allowed mode=dynamic-keys name=guest_profile supplicant-identity=“”
wpa2-pre-shared-key=xxxxxxx
/interface wireless
set [ find default-name=wlan1 ] band=2ghz-b/g/n channel-width=20/40mhz-Ce
disabled=no distance=indoors frequency=auto mode=ap-bridge
security-profile=a_workers ssid=v vlan-id=10
wireless-protocol=802.11
set [ find default-name=wlan2 ] band=5ghz-a/n/ac channel-width=20/40mhz-Ce
disabled=no distance=indoors frequency=auto mode=ap-bridge
security-profile=a_workers ssid=v vlan-id=10
wireless-protocol=802.11
add disabled=no keepalive-frames=disabled mac-address=6E:3B:6B:97:4F:2F
master-interface=wlan1 multicast-buffering=disabled name=
v2_guest_2.4g security-profile=guest_profile ssid=v_guest
vlan-id=20 wds-cost-range=0 wds-default-cost=0 wps-mode=disabled
add disabled=no keepalive-frames=disabled mac-address=6E:3B:6B:97:4F:2E
master-interface=wlan2 multicast-buffering=disabled name=v2_guest_5g
security-profile=guest_profile ssid=v_guest vlan-id=20
wds-cost-range=0 wds-default-cost=0 wps-mode=disabled
/ip hotspot profile
set [ find default=yes ] html-directory=flash/hotspot
/ip pool
add name=default-dhcp ranges=192.168.88.10-192.168.88.254
/interface bridge port
add bridge=bridge comment=defconf interface=ether2-master
add bridge=bridge comment=defconf interface=wlan1
add bridge=bridge comment=defconf interface=wlan2
add bridge=bridge hw=no interface=ether1
add bridge=bridge interface=v2_guest_2.4g
add bridge=bridge interface=v2_guest_5g
add bridge=bridge interface=ether3
add bridge=bridge interface=ether4
add bridge=bridge interface=ether5
/interface list member
add interface=wlan1 list=discover
add interface=wlan2 list=discover
add interface=ether2-master list=discover
add interface=ether3 list=discover
add interface=ether4 list=discover
add interface=ether5 list=discover
add interface=bridge list=discover
add interface=v2_guest_2.4g list=discover
add interface=v2_guest_5g list=discover
add interface=bridge list=mactel
add interface=bridge list=mac-winbox
/ip address
add address=192.168.88.12/24 comment=defconf disabled=yes interface=bridge
network=192.168.88.0
/ip dhcp-client
add dhcp-options=hostname,clientid disabled=no interface=bridge
/ip dhcp-server network
add address=192.168.88.0/24 comment=defconf gateway=192.168.88.1
/ip dns
set allow-remote-requests=yes
/ip dns static
add address=192.168.88.1 name=router.lan
add address=192.168.88.1 name=router
/ip firewall filter
add action=accept chain=input comment=“defconf: accept ICMP” protocol=icmp
add action=accept chain=input comment=“defconf: accept established,related”
connection-state=established,related
add action=accept chain=input dst-port=8291 in-interface=bridge protocol=tcp
add action=drop chain=input comment=“defconf: drop all from WAN” disabled=yes
in-interface=ether1
add action=fasttrack-connection chain=forward comment=“defconf: fasttrack”
connection-state=established,related
add action=accept chain=forward comment=“defconf: accept established,related”
connection-state=established,related
add action=drop chain=forward comment=“defconf: drop invalid”
connection-state=invalid disabled=yes
add action=drop chain=forward comment=
“defconf: drop all from WAN not DSTNATed” connection-nat-state=!dstnat
connection-state=new disabled=yes in-interface=ether1
/ip firewall nat
add action=masquerade chain=srcnat comment=“defconf: masquerade”
out-interface=bridge
/ip route
add distance=1 gateway=192.168.10.1
/system clock
set time-zone-name=Europe/Prague
/system identity
set name=AP1-kouse_upgrade
/system logging
add disabled=yes topics=wireless
/system ntp client
set enabled=yes primary-ntp=195.113.144.201
/tool mac-server
set allowed-interface-list=mactel
/tool mac-server mac-winbox
set allowed-interface-list=mac-winbox