Google patched this issue in its newest update earlier this month, which affects phones from Samsung, LG, and its own in-house Nexus phones.
You can verify the backup was successful by going to i Tunes Preferences and clicking Devices.
All of your backups should be listed there." data-src="https://img.buzzfeed.com/buzzfeed-static/static/2017-07/21/12/asset/buzzfeed-prod-fastlane-01/anigif_sub-buzz-12243-1500655177-2_preview.gif" data-mobile-src="https://img.buzzfeed.com/buzzfeed-static/static/2017-07/21/12/asset/buzzfeed-prod-fastlane-01/anigif_sub-buzz-12243-1500655177-2_preview.gif" data-crop="55.62" data-mobile-crop="55.62" data-span="1" data-bfa="@o:;" data-mobile-gif-src="https://img.buzzfeed.com/buzzfeed-static/static/2017-07/21/12/asset/buzzfeed-prod-fastlane-01/anigif_sub-buzz-12243-1500655177-2.gif" data-gif-src="https://img.buzzfeed.com/buzzfeed-static/static/2017-07/21/12/asset/buzzfeed-prod-fastlane-01/anigif_sub-buzz-12243-1500655177-2.gif" In rare cases, software updates may cause data loss — or even "brick" your phone (meaning it won't respond if you try to turn it on or connect it to a computer). You can back up your precious memories via i Cloud (Settings scroll down to i Cloud Backup "on").
This hack enables, along with the previous enabled features, HD Voice for all i Phone models running on AT&T so users can now use the UMTS/HSPA/HSPA network for HD qaulity calling on their 4S and 5.
This hack also enables Release 7 HSDPA speeds for the i Phone 4S, giving it a new maximum theoretical downlink of 21Mbps, which AT&T does indeed support.
Open the i Phone page once the device is detected, it will open the summary page of your device.
Here, select might update your device, but you will lose some disk space because of the file system changes made by Cydia.If you don't have enough space on your i Cloud account, connect your i Phone to your computer and back up via i Tunes.In the Backups section, select This Computer on the left, and then Back Up Now on the right. Make sure you have the latest version of i Tunes." data-src="https://img.buzzfeed.com/buzzfeed-static/static/2017-07/21/12/asset/buzzfeed-prod-fastlane-01/sub-buzz-13407-1500655256-2.png?This one promises all of the improvements we’ve seen in the previous AT&T update, plus some new additions.Here are the release notes: This hack fixes the reported issue of unstable HSPA speeds/signal and i Pad users having trouble updating and losing all signal.However, if you are an advanced user and are using i OS 8 with jailbreak access, the i OS 9 update won’t be available to you.