The most recent software update in Google Pixel 4 leads to widespread problems with battery life for many users and if I look at these national comments, there is still loyal owner of a Pixel 4, whose smartphone is still strong by updating is strong. Protection specialist and Linux developer hector Martin Now the case has been tested more precisely and has come across amazing knowledge.
A number of inconsistencies were revealed in his update analysis:
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- Compiled by individual engineers on private computers instead of regular build systems
- Missing from the source code, Debug Builds and Metadata questionable promise (GPL violation)
- Interesting differences in the compiler flag and debug features between the age and new versions
- Signing the highest charging voltage to 4.44 volts to 3.95 volts, which reduces the capacity of the battery
Martin also learned that the voltage Throtol cablely affected the devices with the battery of the manufacturer Lishen (LSN) in Pixel 4, while the models were relieved on ATL batteries. Especially explosive: A “debug profile” was obviously activated for the Lisen batteries, which even half their capabilities.
Based on the side numbers of the battery QR code, the type of installed can be identified: 8230015901 is innocent ATL for problematic Lisen batteries, 823002050501. In exchange, experts recommend ATL battery.
Through Android authority
