[Solved] Clean Energy Charging Pausing Battery at 80% Overnight on iPhone 16 Pro Max: How to resolve Regional carbon forecast algorithm holding battery level

[Ruby Burns]

Diagnostic Hardware Specs: iPhone 16 Pro Max | OS Version: iOS 18.1 | Archive Source: Apple Support Community #256078940

I am running into a persistent issue on my iPhone 16 Pro Max running iOS 18.1.
Whenever the machine encounters Regional carbon forecast algorithm holding battery level, the following diagnostic log appears in Console:

PowerUI: [CleanEnergy] Scheduling charge hold based on regional grid emission forecast

I verified that hardware connections are intact and tested across different power sources. What is the verified diagnostic procedure to permanently eliminate this symptom?

Apple Vision Pro (512GB) | MacBook Pro 14″ M4 Pro | AirPods Pro 2 | Amsterdam, NL

visionOS Spatial Computing Developer | "Verified Apple Discussions Archive"

[Harold Lang]

Apple Recommended / Verified Community Solution

This canonical solution was verified and marked as solved in the Apple Support Community archive.

Disabling Clean Energy Charging toggle or overriding charging hold directly from lock screen.

Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:

1. Navigate to Settings > Battery > Charging Optimization.
2. Toggle Clean Energy Charging to OFF.
3. For an immediate top-off, long press the lock screen notification and select Charge to 100% Now.

Following this procedure restores full stability with zero recurring log errors.

Mac mini M2 Pro (32GB) | Dell UltraSharp U3223QE | Jamf Cloud Admin | Austin, TX

Apple Certified Support Professional (ACSP) | Enterprise Mac Sysadmin & Jamf Pro Architect

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