[G4 General] schwinne:
Thanks for the quick reply. Here's the debug log after flashing UsU:

Also attached what the phone looks like when going into fastboot mode

2020-11-11 11:58:53: F_VCHK: no newer SALT version found (322 / 3.22-12 vs. 322 / 3.22-12)
2020-11-11 11:58:53: OS: Manjaro Linux
fwulversion=3.2
fwulbuild=1599989219
fwultype=stable
patchlevel=0
fwul_Statichostname=fwul
fwul_Iconname=computer-laptop
fwul_Chassis=laptop
fwul_OperatingSystem=ManjaroLinux
fwul_Kernel=Linux4.19.144-1-MANJARO
fwul_Architecture=x86-64
DISTRIB_ID=ManjaroLinux
DISTRIB_RELEASE=20.1
DISTRIB_CODENAME=Mikah
DISTRIB_DESCRIPTION="Manjaro Linux"
Manjaro Linux
NAME="Manjaro Linux"
ID=manjaro
ID_LIKE=arch
BUILD_ID=rolling
PRETTY_NAME="Manjaro Linux"
ANSI_COLOR="32;2;24;144;200"
HOME_URL="https://manjaro.org/"
DOCUMENTATION_URL="https://wiki.manjaro.org/"
SUPPORT_URL="https://manjaro.org/"
BUG_REPORT_URL="https://bugs.manjaro.org/"
LOGO=manjarolinux
2020-11-11 11:58:53: OS (lsb): LSB Version:	n/a
Distributor ID:	ManjaroLinux
Description:	Manjaro Linux
Release:	20.1
Codename:	Mikah
2020-11-11 11:58:53: yad: 3.0 (GTK+ 3.24.23)
2020-11-11 11:58:53: summary:
Static hostname: fwul
Icon name: computer-laptop
Chassis: laptop
Operating System: Manjaro Linux
Kernel: Linux 4.19.144-1-MANJARO
Architecture: x86-64

2020-11-11 11:58:53: DEVCON before: 99
2020-11-11 11:58:53: F_CHKDEVCON: started
LGLAF.py: DEBUG: product id in CR list: >LG_new<
LGLAF.py: DEBUG: Device is: 633a, LG_new. Enabling Challenge/Response!
LGLAF.py: DEBUG: Final CR detection: None / 1
LGLAF.py: DEBUG: Using endpoints 83 (IN), 02 (OUT)
LGLAF.py: DEBUG: Using Protocol version: 0x1000001
LGLAF.py: DEBUG: CR detection: 1
LGLAF.py: DEBUG: Hello done, proceeding with commands
LGLAF.py: DEBUG: Challenge: b'461d4e69'
LGLAF.py: DEBUG: Response: b'3a7450b7033d058d54ebd0654b3000aa'
LGLAF.py: DEBUG: KILO METR Response -> Header: b'4b494c4f4d455452000000000200000000000000000000002f5d0000b4b6b3b0', Body: b''
LGLAF.py: DEBUG: Header: b'EXEC' b'\0\0\0\0' b'\0\0\0\0' b'\0\0\0\0' b'\0\0\0\0' b'\x08\0\0\0' b'\xad\\\0\0' b'\xba\xa7\xba\xbc'
aarch64
2020-11-11 11:58:54: F_CHKDEVCON: Device seems to be connected!
2020-11-11 11:58:54: RET: 0
2020-11-11 11:58:54: DEVCON after: 0
2020-11-11 11:58:54: EXPERIMENTAL: 0
2020-11-11 11:58:54: F_GETINFO: started
2020-11-11 11:58:54: F_CDARB: started
2020-11-11 11:58:55: F_CDARB: ARB partition seems to be: sbl1
2020-11-11 11:58:55: F_CDARB: DEVARB=2, DEVARBEMPTY=0
2020-11-11 11:58:55: F_CDARB: ended
2020-11-11 11:58:55: F_GETINFO: ARB 2:0
2020-11-11 11:58:55: F_CKUSU: started
2020-11-11 11:58:55: F_DUMPPART: started with aboot
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2020-11-11 11:58:56: F_CKUSU: USU=1 (1=yes, 0=no)
2020-11-11 11:58:56: F_USUMODEL: started
2020-11-11 11:58:56: F_DUMPPART: started with raw_resources
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100:4096:4096
100:4096:4096
2020-11-11 11:58:57: F_USUMODEL: RR based USUMODEL=VS986
2020-11-11 11:58:57: F_USUMODEL: ended
2020-11-11 11:58:57: F_CKUSU: ended
2020-11-11 11:58:57: F_GETINFO: USU 1:VS986
2020-11-11 11:58:57: F_ROMCOMP: started
1
0
2020-11-11 11:58:58: UsU compatibility: 1 (0=h815, 1=h811)
2020-11-11 11:58:58: F_GETINFO: ROMCOMP H811
2020-11-11 11:58:58: F_CHKLAFV: started with this args:
2020-11-11 11:58:58: F_CHKBRNCH: started
2020-11-11 11:58:58: F_CHKBRNCH: ended with 0
2020-11-11 11:58:59: F_CHKLAFV: detected 1000001
2020-11-11 11:58:59: F_CHKLAFV: no comparison needed
2020-11-11 11:58:59: F_GETINFO: LAFVER 1000001
2020-11-11 11:58:59: F_GETINFO:
2020-11-11 11:58:59: F_GETINFO: ended
2020-11-11 11:58:59: parsing VS986
2020-11-11 11:58:59: parsing H811
2020-11-11 11:58:59: parsing 0
2020-11-11 11:58:59: parsing 1000001
2020-11-11 11:58:59: parsing 100
2020-11-11 11:58:59: parsing UsU
2020-11-11 11:58:59: parsing S
2020-11-11 11:58:59: parsing VS9862BA_00
2020-11-11 11:58:59: parsing imei:xxxxxxxxxxx
2020-11-11 11:58:59: parsing serial:xxxxxxxxxxx
2020-11-11 11:58:59: parsing LG-G4_UsU
2020-11-11 11:58:59: parsing UsU
2020-11-11 11:58:59: parsing UsU
2020-11-11 11:58:59: Detected stuff:
DEVCON=0
LAFVER=1000001
LGUSU=yes
LGSERIAL=VS986880aab1
LGOPER=UsU
LGMODEL=VS986
LGSWV=UsU
LGFACV=VS9862BA_00
LGCOUNTRY=UsU
LGSEC=S
LGBATT=100
ROMCOMP=H811
DEVARB=2
2020-11-11 11:58:59: Flashing functionality enabled bc: LAFVER = 1000001 and/or EXPERIMENTAL = 0
2020-11-11 11:58:59: HINT: Flashing temporarly NOT auto enabled (until all tests finished)!
2020-11-11 11:58:59: F_MAIN: starting G4 menu
2020-11-11 11:59:03: F_ADVMENU: started with VS986
2020-11-11 11:59:03: F_ADVMENU: main YAD_PID is 1778
2020-11-11 11:59:04: CR setting: Auto =
2020-11-11 11:59:04: getlog script started