# Firmware

| Date       | Download Url                                                                                                                                                               | File Size | Desc                                                                                                                                                                                                                                                                                                  |
| ---------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 2023-05-29 | [upgrade\_altcoin\_ltc\_BluestarL1.tar.gz](https://firmware-1256910030.cos.ap-hongkong.myqcloud.com/ltc/v1/upgrade_altcoin_ltc_BluestarL1-20230528.tar.gz)                 | 16.99MB   | 1. Fixed config empty bug.                                                                                                                                                                                                                                                                            |
| 2023-05-06 | [upgrade\_altcoin\_ltc\_BluestarL1.tar.gz](https://firmware-1256910030.cos.ap-hongkong.myqcloud.com/ltc/v1/upgrade_altcoin_ltc_BluestarL1.tar.gz)                          | 17MB      |                                                                                                                                                                                                                                                                                                       |
| 2023-04-02 | [upgrade\_altcoin\_ltc\_BluestarL1\_autoTune.tar.gz](https://firmware-1256910030.cos.ap-hongkong.myqcloud.com/firmware/LTC/upgrade_altcoin_ltc_BluestarL1_autoTune.tar.gz) | 19.4MB    | <p>1. Turn off the power supply to the hashboard when the network connection is lost.<br>2. Add an automatic voltage regulation mode to reduce power consumption by 5% to 10%.<br>3. Enable the batch tool to support the on/off reporting of the mining machine status.<br>4. Fix the bug in TM.</p> |
| 2023-02-20 | [BluestarL1-2MA.tar.gz](https://firmware-1256910030.cos.ap-hongkong.myqcloud.com/firmware/LTC/20230220/upgrade_altcoin_ltc-A2A3-BLUESTAR-L1-DS00.tar.gz)                   | 19.67MB   | Fix some bugs                                                                                                                                                                                                                                                                                         |