If you choose for a root CA, Android may show a privacy warning – this is normal for enterprise/internal CAs.
Android 12+ blocks certificate installation if the device has no screen lock. Fix: Go to Settings > Security > Screen Lock. Set a PIN (you can use a simple one like 1234 temporarily). Install the cert. You can remove it later, but the cert will remain. download wifi certificate for android
Before you can install a certificate, you must have the file on your device. If you choose for a root CA, Android
⚠️ Security note: Never install untrusted certificates. Only use from your organization or trusted test environment. download wifi certificate for android
You can push and install via ADB (requires root or work profile):