
Many Apple users have reported that they found their iPhone Autocorrect cannot be used after updating the iOS system. They can no longer find a red line under the misspelled words. They feel confused and don't know how to fix it by themselves. If you are also facing the same trouble, just take it easy. Here we will help you the analyze the reasons why your iPhone autocorrect not working and provide you some effective solutions to fix the problem.
In general, your iPhone autocorrect now working is because of the wrong settings on your iPhone. If the autocorrect settings and other settings governing the keyboard are not set correctly, it will also lead to the situation that iPhone autocorrect not working. And this iOS system issues will be the major cause of this problem. Based on these causes, we have listed some of the most effective solutions on how to fix iPhone autocorrect not working here for you.
Tip 1. Change the Display Settings
If the autocorrect not working, you should first go to the settings and check if the auto-corrections function has been turned on. Here are the detailed steps.
Step 1. Go to 'Settings'
Step 2. Tap on 'General' > click 'Keyboard'
Step 3. Scroll down to make sure 'Auto-correction' is turned on
Solution 2. Activate Predictive and Spelling Options
You should also enable the 'Predictive' and the 'Spelling' function in your settings. The 'Predictive' functions will make your iPhone recognize what the vocabulary you type is and will give you a suggestion. The 'Spelling' function will ensure the autocorrect work.
So to activate predictive and spelling options, you should go to 'Settings'>tap the 'General' button> turn on the 'Predictive' button and the 'Check Spelling' button.
TIP 3. Reset Keyboard Dictionary
By resetting the keyboard dictionary, your phone will erase all the pesky misspelled words. And you can follow the steps below to delete all the custom words and return the dictionary back to factory defaults.
Step 1. Go to 'Settings'
Step 2. Tap 'General' > find 'Reset'
Step 3. Select 'Reset Keyboard Dictionary
Solution 4. Restart Your iPhone
Sometimes, you can recover your iPhone temporarily from some issues by restarting your iPhone. So you can also have a try.
Step 1.Press the button to which the blue arrow points to according to the picture below until your phone's interface appears a slider.
Step 2.Drag the slider and wait for 30 seconds to turn off your phone.
Step 3.Press the button shown in the picture again to turn on your phone.
Solution 5. Use iOS System Recovery tool
If you have tried the above 5 tips but still can't fix your problem, maybe there is something wrong with your iOS system that causes your iPhone autocorrect not working. And an iOS system recovery tool is necessary to get your device working normally.
Here we will recommend you to use TunesKit iOS System Recovery. Regarded as one of the best iOS repair tools in the market, TunesKit can help you fix more than 50 iOS issues on iPhone/ iPad/ iPod touch/ Apple TV without any data loss. You just need to take 3 easy steps and can fix your problem.

TunesKit iOS System Recovery Key Features
- Resolve 50+ iOS issues like iPhone autocorrect not working
- Easy to operate with 3 easy steps
- Provide two recovery mode
- No data loss in the Standard Mode.
A Brief Tutorial of TunesKit iOS System Recovery:
Step 1. Open TunesKit and Connect your iPhone to PC
Step 2. Select a repairing mode and Download firmware package
Step 3. Recover the iOS system
What's more, TunesKit is more than an iOS system repair tool, it can also help you downgrade iOS, provides 1-click to enter/exit recovery mode for free, and fix iTunes errors like iTunes Error 54, iTunes Error 39. As it's very easy to operate, you can fix this problem by yourself and without asking for help from any specialists. So why not download it and have a try?
Solution 6. Use Text Replacement
Text replacement is a built-in function that can automatically help you replace your common phrases with shortcuts or abbreviations. So you can also apply this cunning trick to create text replacements for those words that always auto-correct in the wrong way by your iPhone.
Step 1.Go to 'Settings' > 'General' > 'Keyboard'
Step 2.Find 'Text Replacement'
Step 3.Press on the '+' option to create desired text replacement
Step 4.Type in the rights word into the 'Phrase' box and 'save'
Solution 7. Retrain Auto-Correction
Auto-Correction can help you correct your wrong word before you fully type it in. It will also provide you the right word. However, as it follows your own patterns, it will also make some mistakes. To re-train Auto-Correction to remember the correct word, try to type a word and when the Auto-Correction provide the wrong one, tap the 'X' to remove the suggestion. And then you will found, some wrong phrase will be disappeared.
Conclusion
Here are all the top 7 tips to fix iPhone autocorrect cannot be used. You can select the solution according to your own need. And if you still have any questions about these tips, or you still don't know how to use TunesKit iOS System Recovery, you can leave your voice below.
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Brian Davis has covered tech and entertainment for over 10 years. He loves technology in all its forms.