Unable to update my iPhone 6s

Your iPhone 6s can be updated up to iOS 15.8.3., and no further as it no longer receives the latest iOS software update support. Please review the following resources below to update, and ensure that your iPhone is fully charged and has a strong connection.

Apple Support Article: If your iPhone or iPad won't update - Apple Support

Lawrence Finch’s User Tip: Updating iOS: common issues and solutions - Apple Community

“I can’t update my iPhone 6s”

———-

Successfully Updating an iPhone:

If you can’t update directly on the iPhone itself, then try doing so through a computer. If you cannot do so using WiFi, then connect your computer to Ethernet.

Use my User Tip: Update your iPhone Using a Computer - User Tip