The answer from Payam Toloo, Owner of Payam Data Recovery:
Device Not Booting After Battery Replacement
If your device isn’t turning on after a new battery installation, the issue may be related to:
- Logic board damage
- Operating system corruption
How We Can Help
There’s a strong likelihood we can resolve this issue for you. Our team has all the necessary spare parts and tools to address problems like operating system corruption. In most cases, we can also back up all your photos and videos during the repair process.
Important: Passcode Required
Please make sure you know your device passcode before bringing it in. This is especially critical for older devices. Having your passcode available allows us to maximize our chances of successfully retrieving your data.
Our Success Rate
We have a very high success rate for data recovery in these situations, though results can vary depending on the specific hardware condition and type of damage.