A force restart is a troubleshooting step for an iPhone that is not responding and cannot be restarted normally. It is different from erasing the phone or restoring its software. The button sequence depends on the model, so start with that distinction.
What is the sequence on recent models?
For iPhone 8 and later, including iPhone SE (2nd and 3rd generation), Apple’s force-restart guide describes pressing and quickly releasing Volume Up, pressing and quickly releasing Volume Down, then holding the side button until the Apple logo appears. These are sequential actions; the two volume buttons are not held together.
Place the phone where you can comfortably reach the buttons and follow the sequence once without rushing. The side button may need to be held longer than expected. Release it when the logo appears.
What if the phone has a Home button?
A Home button alone does not identify the correct method. Apple’s model-specific troubleshooting page separates iPhone 7 and 7 Plus from iPhone 6s and earlier, including the original iPhone SE. The iPhone 7 family uses the side and Volume Down buttons together; older supported instructions use Home with the side or top button. Check the page for your exact model, including later SE generations.
What should I do afterward?
If the phone starts, note what was happening when it stopped responding. Was one app open, was an accessory connected or had the problem happened before? Those observations help you explain a repeated fault to support.
If it remains unresponsive, follow Apple’s charging and further troubleshooting steps rather than repeatedly improvising button combinations. This guide replaces an old forum topic with current sourced instructions; it does not claim that a restart fixes every cause of a frozen screen.