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My display light is changing.Its hard to see it .Than goes back to normal.

I was running today and display light went dark I couldn’t see any data .distance ,time ,pace.Later came back to Normal .And now it seem to have problem.its on and off

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8983382 over 5 years ago in reply to seilogramp +1

I am saying that I have back light at very low light and I don’t see any numbers or data.I have to keep pressing button till everything goes back to normal.

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0 seilogramp over 5 years ago

Which Garmin device do you have?

0 8983382 over 5 years ago in reply to seilogramp

Forerunner 645

0 seilogramp over 5 years ago in reply to 8983382

Ok thanks. I've moved this thread to the Forerunner 645/645M forum.

0 8983382 over 5 years ago in reply to seilogramp

Any idea what might be a problem

0 seilogramp over 5 years ago in reply to 8983382

I don't have this device. Are you saying that you want the backlight on permanently?

+1 8983382 over 5 years ago in reply to seilogramp

I am saying that I have back light at very low light and I don’t see any numbers or data.I have to keep pressing button till everything goes back to normal.

0 8983382 over 5 years ago in reply to 8983382

When I press the top left button the back light will lit but it will be very low light and not displaying time and other data,hope you get what I am saying

0 8983382 over 5 years ago in reply to 8983382

I have to keep playing with the button till numbers come to normal.It look there is button connection problem

0 seilogramp over 5 years ago in reply to 8983382

I see. Garmin Support site is saying it's either on or off and how long it stays on, nothing about dimming the display.

https://www8.garmin.com/manuals/webhelp/forerunner645/EN-US/GUID-C9A5E731-8826-4AD0-8087-F6E2EAC625D6.html

I do see other threads regarding dim display here: https://forums.garmin.com/sports-fitness/running-multisport/f/forerunner-645-645-m/164112/always-on-display-i-set-my-watch-to-both-during-and-not-during-activity-to-never-timeout-yet-the-display-still-dims-i-don-t-mind-charging-it-every-day-gestures-are-on/894956#894956

And here: https://forums.garmin.com/sports-fitness/running-multisport/f/forerunner-645-645-m/223038/my-garmin-forerunner-645-music-screen-is-glitching

If you can't get an answer here, might want to give Garmin Support a call https://support.garmin.com. Possibly a warranty replacement.