plz help regarding update

[gurpawan]

Suppose if we can download pie software or lower from any external website nd install in any phone which didn't got that update officially....will that software able to install in that phone...will that phone work properly...

[BDSAMSUNG]

Which Model are you useing?

[gurpawan]

j7 prime with oreo...i want to upgrade it to pie...

[BDSAMSUNG]

Android Q 10 version not eligible for your device.

[iamiceparticle]

There may be consequences. Like dead mobile after update.

[gurpawan]

i am assuming that the apps will crash time to time...or might hang again nd again...becoz rom is not enough...not completely dead..