when you go with a bigger tire, what do you do about a spare?

[Zero4199]

If I go with a 35, how do I mount a spare? Will It fit in the spare tire area?
2019 XLT Max

 

[rd618]

If I go with a 35, how do I mount a spare? Will It fit in the spare tire area?
2019 XLT Max

If the flat is in the rear and you have elsd you need to use a non flat front tire.