Upload to ATTiny167 fails

[hcccs]

Uploading to an ATTiny167 fails with "Could not find USBtiny device (0x1781/0xc9f)". It doesn't prompt for a device connect.

Processing attiny167 (platform: atmelavr; board: attiny167; framework: arduino) -----------------------Verbose mode can be enabled via-v, --verbose` option
CONFIGURATION: https://docs.platformio.org/page/boards/atmelavr/attiny167.html
PLATFORM: Atmel AVR (3.4.0) > Generic ATtiny167
HARDWARE: ATTINY167 8MHz, 512B RAM, 16KB Flash
PACKAGES:

• framework-arduino-avr-attiny 1.5.2
• tool-avrdude 1.60300.200527 (6.3.0)
• toolchain-atmelavr 1.70300.191015 (7.3.0)
  LDF: Library Dependency Finder -> https://bit.ly/configure-pio-ldf
  LDF Modes: Finder ~ chain, Compatibility ~ soft
  Found 14 compatible libraries
  Scanning dependencies...
  Dependency Graph
  |-- 2.5.1
  | |-- 1.10.13
  | | |-- 1.11.2
  | | | |-- 2.0.0
  | | | |-- 2.0.0
  | | |-- 2.0.0
  | | |-- 2.0.0
  | |-- 2.0.0
  | |-- 2.0.0
  |-- 1.10.13
  | |-- 1.11.2
  | | |-- 2.0.0
  | | |-- 2.0.0
  | |-- 2.0.0
  | |-- 2.0.0
  |-- 1.11.2
  | |-- 2.0.0
  | |-- 2.0.0
  |-- 2.3.6
  |-- 3.9.1
  | |-- 2.3.6
  Building in release mode
  Checking size .pio\build\attiny167\firmware.elf
  Advanced Memory Usage is available via "PlatformIO Home > Project Inspect"
  RAM: [===== ] 49.8% (used 255 bytes from 512 bytes)
  Flash: [======== ] 84.8% (used 13886 bytes from 16384 bytes)
  Configuring upload protocol...
  AVAILABLE: usbtiny
  CURRENT: upload_protocol = usbtiny
  Looking for upload port...
  Uploading .pio\build\attiny167\firmware.hex
  avrdude: Error: Could not find USBtiny device (0x1781/0xc9f)

avrdude done. Thank you.

*** [upload] Error 1
=============================== [FAILED] Took 5.75 seconds ======
`

[hcccs]

I added "upload_protocol = micronucleus" to platformio.ini and the upload was successful but when I connect the ATTiny167 to the USB port it disconnects after 3 seconds.

[Fusseldieb]

upload_protocol = micronucleus

This fixed the upload issue on my ATtiny85.