It is RECOMMENDED that you backup prior to any updates but not required. I have updated plenty of times without backing up and have been fine. Your sister’s iCloud won’t make a difference. Once a device’s software and firmware are updated, they remain that way, regardless of which iCloud is logged in.
Is it necessary to backup iPhone before update?
However, there is always a risk of data loss when upgrading system software. Therefore, it’s important to backup before upgrading your iPhone or iPad.
Can I update iOS without backup?
Although Apple recommends creating a backup of your iPhone before installing iOS updates, you can install the latest system updates for your phone without a backup. … It merely provides an option to retain previously saved content such as contacts and media files in case your iPhone runs into problems.
Do I need to backup before updating to iOS 14?
If you can help it, you should never update your iPhone or iPad without a current backup. … It’s best to do this step right before you start the update process, that way the information stored in your backup is as current as possible. You can backup your devices using iCloud, using Finder on Mac, or iTunes on a PC.
Do I have to backup before updating?
No matter success or failure of the upgrade to Android O, all your data would be wiped. So backing up important data on your device is necessary.
Does your iPhone backup when updating?
If you update iOS on your iPhone using iTunes, you’ll find it insists on updating your iTunes backup before it does so. In doing this, it’ll overwrite your latest unarchived iOS backup unless you can cancel it rapidly enough. … There’s a simple approach to avoid being forced to backup when updating your iPhone.
Will I lose my photos if I update to iOS 14?
In addition to making the process a little easier when you want to update the OS, it also will keep you from losing all your favorite photos and other files if your phone is lost or destroyed. To see when your phone was last backed up to iCloud, go to Settings > your Apple ID > iCloud > iCloud Backup.
Will updating my iOS delete everything?
Though Apple’s iOS updates are not suppose to delete any user information from the device, exceptions arise. To bypass this threat of losing information, and to quell any anxiety that may accompany that fear, back up your iPhone before doing an update.
Will I lose photos if I update my iPhone?
Ordinarily, an iOS update should not cause you to lose any data, but what if it doesn’t go exactly as it should, again for any reason? Without a backup, your data would simply be lost to you. You could also, for photo’s, use something like Google or Dropbox to separately archive your photos and videos.
Can you use your phone while updating?
The Phones Battery – If the battery dies or drains to zero as an Android cell phone is upgrading then it can certainly break the phone. Some phones won’t even let you try to upgrade the software unless the battery has a charge of 80% or more. … Try to avoid power surges and power outages while updating a cell phone.