Xtool Upgrade Tool V2.0.57 Info

While xTool does not always publish detailed changelogs for every minor version, user reports and official notes suggest that v2.0.57 includes:

⚠️ Note: Always download the tool from the official xTool support page or directly within XCS. Third-party sites may host outdated or malicious versions. xtool upgrade tool v2.0.57

Large firmware files (e.g., for the xTool S1 with dual lasers) used to cause memory buffer overflows. Version v2.0.57 implements chunked transfer, breaking large files into 4KB segments. This dramatically reduces the chance of corruption during the update. While xTool does not always publish detailed changelogs

Here’s the interesting danger: v2.0.57 updates the bootloader before checking battery level on portable units like the xTool M1 Ultra. If your machine is running on low internal battery and the tool initiates the bootloader flash, a power drop mid-process can brick the mainboard. xTool’s official response? “Always use AC power.” But the tool doesn’t enforce this check. Community wisdom now includes a ritual: plug in, wait for the battery to hit 100%, then click upgrade. ⚠️ Note : Always download the tool from

A new configuration block is required to manage retention policies for the rollback feature.

core:
  version: "2.0.57"
  auto_update: false