Q: ¿Por qué se importan algunas fotos y videos de mi iphone a mi computadora? Algunos nunca se importan.

Google translate:

When I connect my iphone to make copies of my content, just some pictures and videos are imported, others stay in the iphone.¿Estoy doing something wrong? I lose weighs heavily photos and videos that stay on the phone because I just obscuring. Could you help me?

Thanks in advance.

- Edited photos are not normally imported to a computer. See the following:

What to expect when you import edited photos from your iPhone, iPad, or iPod to your Mac or PC - Apple Support

- Only photos in the devices Camera Roll album can be imported

Si usted no tiene muchas fotos o videos, podría usar Airdrop a su Mac o si tiene un PC enviarlas por email a ti mismo. De esa manera no las perderá.

As a native Spanish speaker, Google Translate "tries" but the second sentence above is nothing like the OP intended. I often get a chuckle at the translations. For instance, "pesa mucho" can be translated as "it weighs a lot" or as "it makes me feel bad", the latter what the OP intended....