Flashtool 0.9.23.2 Jun 2026

| Feature | 0.9.23.2 | 0.9.38.0 (latest) | |---------|-----------|--------------------| | | No | Yes | | Android 9/10/11 support | No (stops at 7.1.1) | Yes | | Windows 11 compatibility | Poor (needs workaround) | Native | | Flash speed (large system.img) | ~8 MB/s | ~20 MB/s | | FOTAKill error frequency | Low | Moderate | | S1 fastboot protocol | Full support | Partial (removed for security) | | Stable for Xperia Z1-Z5 | Excellent | Good (some regressions) |

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