isguad

Not enough nitrogen in the soil. You are gonna have to get liquid nutrients if you want to see them produce something worth your time. It looks like they aren't getting enough light too, so you may want to figure out where the light is throughout the day and move them accordingly. Autos are tricky, especially for a noob, because they are so fickle to any changes to their environment. Its best when it's consistent. You got it started, which is one of the hardest part for new growers. Hang in there and make sure she gets the love she needs to thrive and you will be okay.

Look at the underside of the leaves that have white spots. Perhaps it's thrips. Also, no need to transplant autoflowers, they can be sown in their forever pot immediately to avoid the adjustment period after transplanting which briefly stunts their growth.