The Zeeweii (or Sigpeak) DSO2512G is a popular budget 2-channel oscilloscope, and its firmware is a central topic for users looking to fix bugs or unlock features. Official Firmware
For power users, the ZeeTweak project on GitHub offers a reverse-engineered look at the DSO2512G firmware. These community tools allow for: dso2512g firmware
Community members on the EEVblog forum suggest several software-based improvements: The Zeeweii (or Sigpeak) DSO2512G is a popular