If you want to buy a phone that Just Works, buy a Samsung Galaxy or a Google Pixel.
You can also buy a Pine64 product and if you do not like the hardware you are free to modify it to your heart's content. However, they don't owe it to you to perform the modifications you want, certainly not if there is a shortage of the part you want them to install.
You can also buy a Pine64 product and if you do not like the hardware you are free to modify it to your heart's content. However, they don't owe it to you to perform the modifications you want, certainly not if there is a shortage of the part you want them to install.