There are no major reports of the 2017 ford explorer having significant battery issues. it will have the same kinds of problems as most car batteries will. most of these issues will be user-related. meaning, if the battery is used for extended periods without charging it up, it could go flat. listening to your radio, or having headlights on, without the car running is an example of such. batteries might go weak after a few years, and need to be replaced when they stop starting the car on the first attempt. this is a sign they are no longer retaining max power when charged by the alternator. a battery replacement generally costs around $ 150 to $ 250, depending on the capacity and brand.
If your 2017 ford explorer has issues where the battery is draining excessively it is best to use an electrical testing tool on the fuse box to check for any excessive electrical drain.