How to fix “Kia Access Mobile app” not working. So first of all, you need to make sure you’re running the latest version of the app.
1. Kia Access Mobile app update latest version

Open up Playstore App on your device, and then tap on this search icon at the top of the screen. Then search for the app; and if you see this update button right next to the app name, Simply tap on it to make sure you’re running the latest version of the app.
2. Kia Access Mobile app clear “app cache”
But, if you still encounter this issue; then you need to clear “app cache”. Go to your device settings, and then scroll all the way down to “apps”; and tap on it. From here, search for the app, and then tap on it. Once you’re on this screen, you need to scroll down and tap on “storage”; and then tap on “clear cache”. Clearing app cache should fix the issue, but if it doesn’t; then you need to completely reinstall the app.
Kia Access Mobile app Reinstall
Follow the onscreen instructions to navigate all the way to this app page. Once you’re on this screen, you need to tap “uninstall” at the bottom, and then tap 'ok' to confirm. Once it’s uninstalled, Simply head back to the Playstore App, and then search for the app in the search bar at the top. Over here, click on install button "right next to the app name" "to install it back on your device". Hopefully this will fix the issue; and If it did, then make sure you give this Post.