touch bar won't light up

semiczech wrote:

How do I turn on my touch bar on my 13" Macbook Pro? Without it I can't even change the volume when I'm playing a video.

If this is an Intel Mac, the best you can do —

Try resetting the SMC http://support.apple.com/kb/ht3964

if no resolve

Try resetting NVRAM/PRAM http://support.apple.com/kb/ht1379

If you still have an issue, this typically indicates a hardware issue which requires service:

Make an appointment for a "hardware issue"—

https://www.apple.com/retail/geniusbar/

Outside the USA

https://locate.apple.com/country

Learn how to get your Mac fixed and how much it will cost. https://support.apple.com/mac/repair/service

Get your Mac ready for service - Apple Support https://support.apple.com/en-us/HT209095