Google no longer supports Mac OS X 10.5.8 (Leopard), and the official Chrome website only offers versions for macOS 12 Monterey or newer. To use Chrome on this system, you must download a legacy version from an unofficial archive.
The final version of Google Chrome that supported Mac OS X 10.5.8 was . Descargar Google Chrome Para Mac Os X 10.5.8 -
Rather than using a decade-old version of Chrome, consider these browsers designed to bring modern web standards to older Macs: How can I download googlechrome to Mac OS X 10.5.8 Compatible Version for Mac OS X 10
Since Google no longer hosts this version on its main page, you have to look into the archives: TenFourFox (last release for PPC + Intel Leopard)
But please understand the security risks. If you need help finding a safer browser for that system, let me know your Mac’s processor (Intel or PowerPC) — I can guide you better.
https://dl.google.com/chrome/mac/stable/universal/x86_64/googlechrome.dmg