How to Fix It When a MacBook Pro Keyboard Isn't Working
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Introduction:
Here are some steps you can 
try to fix your MacBook pro 
keyboard if it's not working 
properly.
                       Source: Macworld.com
Restart your macbook pro: 
A simple restart can often 
resolve temporary glitches 
that might be causing the 
keyboard issue.
                      Source: laptopmag.com
Clean Your Keyboard: 
Dust, crumbs, and other debris 
can accumulate under the keys 
and interfere with their 
functionality. 
Turn off your MacBook Pro, hold it 
upside down, and gently tap it to 
dislodge any loose particles. 
You can also use a compressed air 
can to blow out dust from 
between the keys. Avoid using 
any liquids or inserting sharp 
objects to clean the keyboard.
                       Source: techradar.com
Check for Updates: 
Make sure your MacBook Pro is 
running the latest macOS update. 
Software updates often include 
bug fixes that might address 
keyboard issues. 
Click on the Apple icon in the top 
left corner of your screen.
Select "System Settings" (or 
"System Preferences" on older 
versions).
Click on "Software Update."
Install any available updates.
                       Source: 
gadgetsgeeks.com
Remove Recently Installed 
Apps: 
 If the keyboard issue started 
after installing a new app, 
try uninstalling it.  
Some apps might interfere 
with system functions like 
the keyboard.
                       Source: 
noveltystreet.com
Troubleshooting Keyboard 
Functionality:
Test with External Keyboard:  
If possible, connect an 
external keyboard to your 
MacBook Pro. 
If the external keyboard works 
properly, the issue likely lies 
with the internal keyboard 
itself.
                       Source: amazon.com
Check Keyboard Layout:  
An incorrect keyboard layout 
setting can cause unexpected 
behavior.
 Here's how to verify the 
layout.
                       Source: amazon.com
Reset smc and nvram (optional):
 Resetting the system 
management controller (smc) 
and non-volatile ram (nvram) 
can sometimes resolve 
hardware-related issues. 
Note: the process for resetting 
these can vary Deending on 
your macbook pro model. 
Search online for specific 
instructions based on your model 
year.
                       Source: walamart.com
If the problem persists after trying 
these steps, it might be a hardware 
issue:
Contact Apple Support or an 
authorized Apple service provider 
for further diagnosis and repair.
Avoid using excessive force while 
typing.
Invest in a keyboard cover to help 
prevent dust and debris buildup.
Be mindful of spills and crumbs 
near your MacBook Pro.
                       Source: etsy.com
Conclusion:
By following these steps, you 
can hopefully fix your 
MacBook Pro keyboard and 
get it working properly again. 
If none of these solutions 
work, consulting a 
professional is recommended 
to diagnose and potentially 
repair the hardware.
                       Source: 
kuzyproducts.com