If you need layout software but cannot afford a full Adobe Creative Cloud subscription, consider these legitimate alternatives:
Modern printing workflows require PDF/X-4, accessible tagging for ADA compliance, and seamless integration with stock sites (Adobe Stock). CS4 has none of these.
Software piracy is illegal. While Adobe rarely sues individual users, your ISP may flag torrent traffic. Using cracked software in a commercial environment (for paid client work) exposes you to massive fines (up to $150,000 per infringement in the US).
If you choose to ignore the risks and proceed, here is what InDesign CS4 portable can technically do (assuming it’s a clean crack):
Final Answer: No. Never.
The nostalgia for CS4 is real. The desire for a no-install, no-subscription layout tool is understandable. However, chasing "Adobe Indesign Cs4 Portable Mega" through file-sharing sites is a dangerous gamble. The software is obsolete (won’t print correctly on modern RIPs), unstable, and the download source is almost guaranteed to infect your machine.
Instead, channel that energy into learning Scribus (free & portable) or saving up for Affinity Publisher (cheap & one-time payment). If you absolutely need the genuine Adobe workflow, use the official Adobe InDesign trial on a clean machine.
Your time is better spent designing than disinfecting a virus-laden "portable" relic.