We can take backup of our iOS device anytime, there isn't any restriction for save a specific number of backup. In that are you receiving Message like Last Backup Could Not be Completed iCloud after update iOS 12 in iPhone or iPad or Backup Failed/ Stuck or Not Completed and Unresponsive with waiting screen - loader.
Backing up your iPhone is necessary because anytime we have to face daily wear and tear. Also there is a possibility that device gets damaged or stolen. Without backup, there is no other way out to recover the lost data. But when you try to backup and found the message telling the last backup not completed in iOS 12, Stuck, Loading, Processing freeze, Estimating time remaining.., Backing Up.. then you are helpless at that moment. Apple Care and other insurance help to repair or replace device buy not guaranteed on recover lost data.
When I tried to backup my iPhone the wheel spun for around 20 seconds and at last, it showed the Last backup could not complete iCloud. This error started to rise after updating to iOS 12 also Won’t able to take Backup before installing iOS 12. But with every problem there is the best solution attached, we just need to find it.
Fixes for Last Backup Could Not be Completed iCloud after iOS 12 Update
Fix 1: Use WIFI instead of Mobile Data & Power
Switch types of connection that you using while background process of iCloud Backup. Apple is Carrying and helps to save money from GBs of data spent from Mobile Data.
Also, keep connecting your iPhone to Power source via apple Certified lightning cable and Adapter. Otherwise iCloud backup Push or Stop automatically.
Disable/Enable Backup: iPhone “Settings app” > “Profile Name” > “iCloud” > “Backup” > “iCloud Backup Enable”
“Some File were Unavailable during the last backup”. “iCloud Backup will occur later when connected to power, Locked, and on Wi-Fi”
“iPhone Not Backed Up”, “This iPhone hasn’t been backed up in 24 weeks. Backups happen when this iPhone is connected to power, locked, and on Wi-Fi”
Fix 2: Reboot the iDevice
We will start with the easiest way to solve this problem because most of the time it gets resolved at this stage only.
- For iPhone X/8Plus/8
Step 1: Press and release Volume up key.
Step 2: Press and release Volume down key.
Step 3: Next, Press and hold the side key until Apple logo arrives on screen.
- For iPhone 7/7Plus
Step 1: Press and hold the volume down button along with press and hold the power button.
- For other iPhone’s/iPad’s
Step 1: Press and hold the Power button and Home button simultaneously and leave them when you see Apple logo on the screen.
After this solution, try to backup again and see if it is solved or else follow the below steps.
Fix 3: Delete old Backup
Before deleting old iCloud backup, you must backup your iPhone through iTunes and save to your computer. If you don’t back up using iTunes, you will lose everything. And we can’t recover iPhone data.
“Start iCloud Backup”, “Your iPhone Will no longer back up to your computer automatically when you sync with iTunes”
Go to the Settings app > Profile Name > iCloud > Manage Storage > Backups.
Fix 4: Upgrade iCloud Storage Plan
Apple Extend your space in iCloud on your request automatically, without Erase existing data after you pay from your any Apple Device. Upgrade Storage plan and continuously start Upgrade iCloud Storage Plan.
Fix 5: Reset Network Settings
Let’s take a chance to fix last back up could not be complete iOS 12 with this method.
Step 1: Launch “Settings” and tap “General”.
Step 2: Open “Reset” and then click on “Reset Network Settings”.
Resetting Network Settings will clear all the passwords like Wi-Fi. Go to “Settings” > “WiFi” > Scan and “Connect to WiFi”.
There are few more points that you must look out: Other Problems
- Make sure you have a good internet connection.
- Make sure iCloud have enough storage to take back up.
- Check for Software Update. (“Settings” > “General” > “Software Update”)
- Try it next day, Apple server is down or other issues.
- Go with iPhone Backup using iTunes
Above solution is really helpful while you get the message “Last Backup Could Not be Completed iCloud”, “Backup Failed”, “Stuck Backup process and stuck” running on iOS 12 and after update to iOS 12.