- probe-run screwed up the last release 2 weeks ago and it's still not fixed (issue 391). Doesn't look well maintained. - Even when it's not broken, it lags behind probe-rs-cli in new chips support because it's slow in updating probe-rs.
The bootloader uses embassy-boot to interact with the flash.
embassy-boot
Flash the bootloader
cargo flash --features embassy-nrf/nrf52832 --release --chip nRF52832_xxAA