
Convert a PNG image to JPEG in Windows?
My sister sent me a bunch of photos to print but they’re all in “PNG” format. I need them in JPEG or JPG format. How can I convert them with software on a Win10 system?

My sister sent me a bunch of photos to print but they’re all in “PNG” format. I need them in JPEG or JPG format. How can I convert them with software on a Win10 system?

I’m afraid I might have broken something with my Amazon Alexa: Instead of answering requests, it now beeps. Which I find confusing! What’s going on and how do I have her talk to me again?

It’s driving me crazy; my nephew changed the settings on my Windows 10 computer and now the screen goes to sleep almost instantly if I stop using the computer! How do I fix the sleep feature??

My Samsung phone is running out of storage space, but I don’t have a lot of apps or music. My brother said it was caches in my programs. Is there some way in Android to clear app and program caches?

Hi Dave! I saw your earlier tutorial on how to rename a Windows PC, but what about a Linux system? I’m running Ubuntu Linux and want to rename the computer…

I’ve been part of a conversation at work that’s gone in a really weird direction and want to forward the entire thread to HR. Can I do that in Gmail?

I never noticed before, but my Windows 10 computer actually has my ex’s name setup. How can I change its name to ANYTHING else?

I’ve been using Google Maps with great results, but suddenly it complains it can’t find me. I’m using Chrome. What’s up?

I saw your earlier article about how to use third party software to change the start and end points of a video sequence, but can’t I use Quicktime or iMovie to do the same on my Mac system?

Hi Dave. I bought a third-party charger for my Apple MacBook Pro and it works, but really slow. Much slower to charge than the original Apple unit. How can I tell if it’s working properly?