To help you best, here are a few possibilities:

4.1 Top Video Enhancers (Offline)

• Topaz Video AI – Upscale 480p to 1080p/4K with impressive detail recovery. Costs $299 but has a free trial.
• AVCLabs Video Enhancer AI – Cheaper alternative, good for removing compression artifacts.
• DaVinci Resolve (Free) – Professional color grading and some scaling tools.

• On the site or app, look for quality options (e.g., 1080p/4K for video, 320 kbps / FLAC for audio).
• If the site offers downloadable files, choose the highest-quality file/format provided.

Use a VPN: Protect your IP address and encrypt your traffic by using a reputable VPN service.

This article is for informational purposes. Respect copyright laws in your country.