Problem:
You iPhone can connect to a Wi-Fi router.
The Wi-Fi router does have an Internet connection. Other devices can connect to the Internet using this Wi-Fi router.
However you iPhone cannot connect to Internet.
Verification:
- Tap on Settings, then tap on Wi-Fi.
- Tap on the Wi-Fi network name.
- Scroll down to IPV4 ADDRESS section.
- Ensure that Configure IP = Automatic, IP Address = 169.X1.X2.X3 (X1, X2, X3 can be any number), Subnet Mask = 255.255.0.0, and Router may be empty.
Solution:
- Reboot your Router.
- If the problem still persists then please reset your iPhone by tapping on Settings > General > Reset > Reset All Settings.
Motivation:
You want to sell or give away your iPhone. You want to ensure that the new owner will not access any of your data.
You may also need to give your iPhone to a technician to fix the broken display of your iPhone. You want to ensure that the technician cannot access any of your data.
You may also have so many buggy applications on your iPhone and want to increase stability and performance of your iOS.
Procedure:
- Import your Photos to a MacBook.
- Create a backup of data. It is best to let your iPhone synchronize everything with iCloud, including Photos and Contacts.
- Turn off Find My iPhone.
- Plug your iPhone to a MacBook.
- Open Finder. Click on your iPhone on the left panel.
- Click Restore iPhone… button.
- Click Backup button.
- Click Restore and Update button. Click Next button. Click Agree button.
- Follow the instructions to install a clean iOS to your iPhone.
Post Installation Configuration:
- Setup your iPhone.
- Activate your iPhone.
- Setup Face ID.
- Restore your Apps & Data from iCloud backup.
- Synchronize music to your iPhone.
- Go to Settings > Generals > Software Update > Automatic Updates. Turn off Automatic Updates.
- Go to Settings > Generals > Display & Brightness > Text Size. Drag the slider to the right to increase text size.
- Go to Settings > Messages. Enable iMessage.
Problem: Images copied directly from iPhone to a PC usually have lower quality in comparison with the original quality due to format conversion.
You want to preserve the quality as high as possible.
Solution:
- Connect iPhone to a MacBook.
- Open Photos app.
- Click on iPhone’s name under Devices section on the left.
- Select photos on the right.
- Select Import to = Library or New Album.
- Click on Import N Selected button, where N is the number of selected photos, to Import photos from iPhone to iPhotos.
- The imported photos will be copied from iPhone to iPhotos.
- You have to manually delete the photos directly from iPhone if you want to permanently remove them from iPhone.
- Click on an album name on the left menu in iPhotos.
- Select the imported images in the album.
- Click File > Export > Export N Photos… (N is a number) to export photos from iPhotos to a folder on MacBook.
- Select Arrow icon at the end of Photo Kind
- Select PNG
- Select Color Profile = Original
- Select Size = Full Size
- Select Movie Quality = 4K
- Click the Export button.
- Enter a folder name.
- Click the Export button. Wait for the exporting process to be completed by reviewing the circle icon in the toolbar.
- Share the folder in a LAN.
- Copy the folder to a PC.
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