You don't need to risk "bricking" your device or voiding warranties to share your data.
The keyword "proxy" is crucial here. In the context of FoxFi, the app often uses a or USB/Bluetooth proxy method to hide tethering signatures. foxfi full unlocked version 195 key proxy better
"Full unlocked" or "cracked" APKs for FoxFi Key are common vectors for malware, spyware, and backdoors. You don't need to risk "bricking" your device