The fan exhaust area on my Acer Aspire Timeline X is overheating sometimes. Once the fan warms up, the other parts (CPU,...

Is the SATA cable properly inserted? If there are no clicking sounds coming from the HDD, that could be the problem. Otherwise, if you have an SSD , clicking noises are a horrible sign (I think) , and something is definitely wrong with it. SSD’s can only last for about a year or two before corrupting. Try a HDD if you’ve had an SSD for a while. Try downgrading your BIOS or UEFI if you recently updated. This could be another reason for the HDD or SSD failure.

I’m pretty sure the pictures that print out take time to dry, correct? If the picture doesn’t appear on the film after about 20 min, then something might be wrong with the printing or the shutter mechanism.

It most likely is a bad screen, but there also could be something wrong with the replacement. Try describing the replacement down to every single mistake and every single detail.

Try bringing it back to the manufacturer?