Starting with Android 9 (API level 28), cleartext support is disabled by default

[Shine]

some one answered in the another thread.

Ionic 4 android 9 CLEARTEXT http not permitted error

<?xml version="1.0" encoding="utf-8"?> <network-security-config> <domain-config cleartextTrafficPermitted="true"> <domain includeSubdomains="true">localhost</domain> <domain includeSubdomains="true">abcd.com</domain> </domain-config> </network-security-config> Try with this code use your domain in abcd.com , do not change the localhost