cross a bridge when you come to it

cross that bridge when (one) comes to it

To address something only when it actually happens or becomes an issue. A: "Should we reach out to our distributors and let them know there may be a problem down the line?" B: "No, let's just cross that bridge when we get there." The job interview is a week away, so I'm not worried about it yet—I'll cross that bridge when I come to it.
See also: bridge, come, cross, that
Farlex Dictionary of Idioms.

cross a ˌbridge when you ˈcome to it

,

cross your ˌbridges when you ˈcome to them

deal with a problem only when it happens and not worry about it before then: ‘What will you do if you can’t afford to run your car next year?’ ‘I’ll cross that bridge when I come to it.’
See also: bridge, come, cross
Farlex Partner Idioms Dictionary
See also:
  • cross a bridge when one comes to it
  • cross that bridge when (one) comes to it
  • cross that bridge when (one) gets there
  • cross that bridge when (one) gets to it
  • cross that bridge when one comes to it
  • cross that bridge when you come to it
  • if and when
  • eat one’s hat
  • eat one's hat
  • eat your hat