Here's how to fix error 48
1. Update your iTunes software
2. Restart your iPhone Device and Computer
Turn off your Device and your Computer. Then Turn them ON again. It will fix this iTunes Error 48 problems.
3. Unplug any extra USB Devices
4. Restore your iPhone Device without SIM Card
Remove the SIM Card
Restart the Device
Now, connect to iTunes
Start the ‘Restore‘ process
5. Clear your iPhone Browser Cookies, Cache, and History
Go to the Settings
Click on the Safari browser
Select the ‘Clear Website Data.’ option there
6. Do a Factory Reset of your iPhone Device
Go to the settings
Click on the ‘General‘ option
Now, click on “Reset & Approve” option there
By doing a factory reset of your iPhone can also fix this iPhone restore Error 48 problems.
7. Reset your iPhone Device
One of the best methods to solve this Error Code 48 problem is to reset your device. It will make many changes to your device. & also, make it better too. I know its most annoying & frustrating task, but it will help you.
Press & hold the Home & Sleep button both (about 15 sec.)
Reboot it
8. Run the Recovery Mode for your iPhone Device
Turn off your iPhone
Open iTunes & then
Connect your device to your PC by USB cable
Press & hold Home + sleep/wake button for some seconds
Now, release the power button
You will get ‘Connect to iTunes Screen.’
Now, your iPhone will be detected in ‘Recovery Mode.’
Backup & Restore the Data