Properly configured, no—your ISP sees only encrypted traffic to the VPN server. What is Router VPN: it hides real IP from sites. Leaks via WebRTC, DNS, or weak protocols can expose you.

The three clear red flags of malware infection include: ① Battery drains quickly even when the battery is not in heavy use, 2) unauthorized apps that come out of nowhere, ③ Messages or calls that have not been initiated by you. Reboot into safe mode immediately, perform a reliable antivirus scan and...