Use Wi-Fi instead of Cellular Dataįirst of all, make sure that your cellular data is giving constant connection. So, here are the three suggestions of assistance for you regarding network connection issues which can be culprit for "Download and Install" button getting gray. Perhaps the network connection you are using is raising the problem. Check the storage and remove unnecessary stuff to make space. Go to 'Settings' > 'General' > 'iPhone Storage. So, as the next tip, we suggest you check your device's storage when you are unable to get the iOS 16 update because of grayed-out 'Download and Install button. Follow this tip and check if the problem vanishes.īesides the battery, any new update also takes the storage. Hence, we recommend you to get your charger and give the battery digits a hike making it more than 50%.
Thus, if your device's battery is not more than 50%, the downloading will not be supported and the "Download and Install" Button may be grayed out.
Use iTunes to Install iOS 16 FirmwareĪn iOS update process generally uses up more battery than any other app or process.
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