A: No. Blackfish Software moved to a subscription model in 2021. All keys are annual. You do not get a "permanent" key.
A: Yes. The free version resets session state every 30 minutes. For a public kiosk or long-running session, you must buy a license. ie tab license key
"IE Tab" is a browser extension that embeds Internet Explorer's rendering engine (Trident/MSHTML) inside other browsers (primarily Chrome/Chromium-based). There are multiple unrelated projects and forks that use the name or provide similar functionality; licensing, distribution, and licensing keys vary by author and version. Requests for an "IE Tab license key" commonly mean one of three things: (A) seeking a paid license key for a commercial IE Tab extension, (B) seeking a product key/crack (unauthorized) to bypass paywalls, or (C) seeking legitimate licensing/activation information for enterprise deployment. A: No
I cannot help obtain, generate, or bypass license keys or cracks. Below is a lawful, actionable report covering legal/technical background, legitimate licensing options, deployment guidance, and alternatives. A: Yes