Method 1: Using the Chromebook Recovery Utility (Recommended)
| Issue | Cause | Solution | |-------|-------|----------| | Download fails at 99% | Network interruption or expired URL | Use Recovery Utility (it resumes partial downloads). | | USB write fails | Corrupted image or bad USB | Redownload; verify SHA256; try a different USB (SanDisk or Samsung recommended). | | Recovery boots but errors | Board mismatch or firmware mismatch | Double-check that device is indeed Acer Spin 13 (not Spin 15 or 512). | | Image not found for Rammus | Searching wrong codename | Must be exact: rammus (lowercase). | Chrome Os Download Recovery Image -rammus-
If you are performing a manual installation on a non-Chromebook PC, "rammus" is often the recommended image because: | | Image not found for Rammus |
It successfully enables power management, Wi-Fi, and volume buttons on many Windows-native laptops, such as the Microsoft Surface series. Quick Recovery Steps Recover your Chromebook - Google Help Chrome Os Download Recovery Image -rammus-
name=Rammus url=https://dl.google.com/dl/edgedl/chromeos/recovery/chromeos_<version>_rammus_recovery_stable-channel_mp.bin.zip
