#### v42.1(2022-05-24)

- `fix`: `ethash` Linux LHR unlocker can not unlock on certain GPUs.

#### v42.0(2022-05-23)

- `feature`: `ethash` Extend LHR unlocker work with old driver versions. All previous drivers should work until `515.x`.
- `fix`: `ethash` Improve LHR unlocker stability under Linux.
- `optimize`: `ethash` small hashrate improvement on Nvidia GPUs.
- `feature`: Add `GDDR6X` memory temp in summary table for Linux.
- `feature`: Add `GPU RAM type` and `GPU RAM vendor` in log.
- `feature`: Add Nvidia driver versoin in summary table.
- `feature`: If `Overclock` applies through `nbminer`, reset settings to stock when miner exit.
- `feature`: `-mt` option on windows does not require custom driver anymore (admin priviledge is required).
- **`NOTE`: NBMiner versions older than v39.5 (not included) will run into issue when ETH reaches `EPOCH 520` (Approx mid September). Please make sure to upgrade to a newer version before that if ETH is still with POW.**