QMK Bootloader not found

I'm trying to flash my DZ60RGB V2 keyboard on Arch Linux. I installed qmk package setup qmk_toolbox using qmk setup command. In the process it warned me about missing udev rules which I added when setting up ⚠ Missing or outdated udev rules for 'atmel-dfu' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. ⚠ Missing or outdated udev rules for 'kiibohd' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. ⚠ Missing or outdated udev rules for 'stm32' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. ⚠ Missing or outdated udev rules for 'bootloadhid' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. ⚠ Missing or outdated udev rules for 'usbasploader' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. ⚠ Missing or outdated udev rules for 'massdrop' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. ⚠ Missing or outdated udev rules for 'caterina' boards. Run 'sudo cp /home/s1n7ax/qmk_firmware/util/udev/50-qmk.rules /etc/udev/rules.d/'. After that compiled default keymap successfully and flashed while in the Bootloader mode. $ qmk compile -kb dztech/dz60rgb/v2 -km default $ qmk flash -kb dztech/dz60rgb/v2 -km default QMK Firmware 0.13.34 Making dztech/dz60rgb/v2 with keymap default and target flash avr-gcc (GCC) 11.2.0 Copyright (C) 2021 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Size before: text data bss dec hex filename 0 26626 0 26626 6802 .build/dztech_dz60rgb_v2_default.hex Copying dztech_dz60rgb_v2_default.hex to qmk_firmware folder [OK] Checking file size of dztech_dz60rgb_v2_default.hex [OK] * The firmware size is fine - 26626/28672 (92%, 2046 bytes free) Bootloader not found. Trying again every 0.5s (Ctrl+C to cancel).....^Cmake[1] : *** [tmk_core/avr.mk:331: flash] Interrupt I also tried to erase through dfu-programmer which failed again. $ dfu-programmer atmega32u4 erase dfu-programmer: no device present. I tried using sudo but the result was the same. I tried the same thing on Ubuntu 21.04 which result in the same error. How ever via identifies the keyboard as DZ60RGB V2 and I can make key changes fine. Edit: lsusb identifies the keyboard as followr Bus 001 Device 010: ID 445a:1121 DZTECH DZ60RGB When it is connected in Bootloader mode, the device is is shown as follows. Bus 001 Device 011: ID 03eb:2045 Atmel Corp. LUFA Mass Storage Demo Application