Emily_rae27 Said:
"Phone taking too long to backup to iCloud: My phone has taken 6 hours to back up and still isn’t even half way finished. I bought more storage than I need and I have service but my phone is taking so long to backup. Is there anything I can do to speed up the process?"
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iPhone-to-iCloud Backup Speed:
Cancel the backup, and then clear space on the iPhone. Once cleared, perform this once more...
How to Clear Space:
Here is what to perform...
A. Clear Temporary Internet Files:
Clear your Temporary Internet Files(Cookies & Cache) of Safari:
Also...
B. Clean TV and Music Libraries:
Remove all unneeded files from your TV and Music Libraries. Full-Movies take up 2-4GB typically, and a bunch of those would take up a load of storage, ideally. So, if you have any movies that are not needed, then delete them.
Also...
C. Clear "Other":
Clear the storages named "Other". It basically contains unnecessary files such as caches that are used for system ease of use - all of which gather over time: How to Clear "Other" in your iPhone's Storage - Use Backup - User Tips. Caches would be being used for remembrance of application use.