iPhone Not Charging When Plugged In: Here’s the Right Order to Troubleshoot It

If your iPhone not charging when plugged in is what you’re dealing with, work through these steps in order rather than jumping straight to the most drastic one — most charging failures come down to a cable, an outlet, or a stuck process that a restart clears, not a hardware fault. Here’s the troubleshooting sequence that resolves this fastest, plus the exact force-restart steps for your specific iPhone model.

iPhone Not Charging When Plugged In? Try This First

1. Try a different cable. A worn or damaged cable is one of the single most common causes of “plugged in but not charging.” Inspect both ends for fraying or bent connectors, and swap in a different cable if you have one.
2. Try a different power source. Plug into a different wall outlet, or a different USB port if you’re charging via a computer or hub. A dead outlet or an underpowered USB port on a laptop can look exactly like a phone that won’t charge.
3. Try a different adapter. If you have access to a second charging brick, swap it in — adapters fail more often than people assume, and it’s easy to blame the phone or cable when the adapter itself is the actual point of failure.
4. Check the connection is fully seated. Push the cable in firmly and confirm it clicks or seats completely — a cable that looks plugged in but isn’t fully inserted won’t charge.

Force Restart — The Exact Steps for Your iPhone

If the basics don’t fix it, a forced restart clears a stuck background process without deleting any data. The button sequence is genuinely different depending on your model, so use the one that matches yours:

• iPhone 8, X, 11, 12, 13, 14, 15, 16, and SE (2nd/3rd generation): Press and quickly release Volume Up, press and quickly release Volume Down, then press and hold the Side button until the Apple logo appears.
• iPhone 7 and 7 Plus: Press and hold both the Volume Down button and the Side button together until the Apple logo appears.
• iPhone 6s and earlier (with a Home button): Press and hold both the Home button and the Side (or Top) button together until the Apple logo appears.

Leave it plugged in while you do this — if the cause was a stuck process rather than a hardware fault, charging typically resumes within a few minutes of the restart.

If the basics don’t fix it, a forced restart clears a stuck background process without deleting any data. According to Apple’s official guide to force restarting iPhone, the button sequence is genuinely different depending on your model, so use the one that matches yours:

Check for a Pending Software Update

Go to Settings → General → Software Update. Apple has shipped fixes for charging-related software bugs before, so if there’s a pending update and your phone has enough charge to install it, this is worth doing before assuming a hardware cause.

Rule Out This Common Misunderstanding First

If your iPhone appears to stop charging specifically around 80%, that’s very likely not a fault at all — it’s Optimized Battery Charging, a feature that intentionally learns your routine and slows or pauses the final stretch of a charge to reduce long-term battery wear. If this is what you’re actually seeing, there’s nothing to fix; see our full guide on [iPhone Battery and Charging Problems] for how this feature works.

If You Suspect the Charging Port

A lint-clogged or damaged charging port is a distinct, common cause with its own safe cleaning method — worth checking directly rather than guessing. See our dedicated guide: iPhone Charging Port Not Working: Cleaning & Repair Guide.

Water or Liquid Exposure

If charging problems started after any liquid exposure, don’t keep attempting to charge the device — moisture in the port can cause corrosion, and repeated charging attempts before it’s fully dry can make things worse. Let it dry completely and, if charging still fails afterward, treat this as a case for professional inspection rather than continued home troubleshooting.

Match Your Situation

If iPhone not charging when plugged in is still happening after trying the basics, use this table to match your exact symptom to the right fix.

A note on scope: this guide covers charging failures caused by cables, power sources, software, and common misunderstandings. If you notice any physical swelling or a bulging back panel, that’s a separate, more urgent issue — see the full safety guidance in our main iPhone Battery and Charging Problems guide and do not attempt to open the device yourself.

Still dealing with iPhone not charging when plugged in after working through this table? That combination of symptoms is what the FAQ below addresses directly.

Frequently Asked Questions

Why is my iPhone not charging when plugged in but showing the charging symbol?
If the symbol appears but the percentage doesn’t move, this typically points to a stuck background process (try a force restart) or, less commonly, a battery that can no longer hold a meaningful charge.

Can a bad power outlet really stop my iPhone from charging?
Yes — testing with a different outlet or USB port is one of the fastest ways to rule out the power source itself as the cause, and it’s frequently overlooked in favor of assuming the phone or cable is at fault.

Does force restarting delete anything on my iPhone?
No. A forced restart is the same as a regular restart in terms of data — it doesn’t erase anything, it simply clears whatever background process may have gotten stuck.

My iPhone stops charging at 80% — is that a problem?
Almost certainly not. This is Optimized Battery Charging working as intended, not a fault, and doesn’t need troubleshooting.

Should I keep trying to charge my iPhone after it got wet?
No — let it dry completely first. Charging before it’s fully dry can worsen any corrosion, and if it still won’t charge afterward, that’s a case for professional inspection.

When should I stop troubleshooting and get professional help?
If you’ve tried a different cable, adapter, and outlet, force restarted, confirmed iOS is up to date, and ruled out Optimized Battery Charging — and it’s still not charging — that combination points to a hardware issue worth professional diagnosis rather than more home troubleshooting.