Open Terminal and run:
shasum -a 256 ~/Downloads/iTunes10.1.3.dmg
Expected SHA-256 (verify against known community sources).
If you manage to locate a legitimate download for iTunes 10 (often found on software archive sites), here are the features that defined that era of the software: download itunes 101399 for mac 39link39 new
Because Apple removed direct HTML links, you must use Apple’s still-active secure http://appldnld.apple.com CDN structure. The "new" trick is to use the original catalog URL that Apple still maintains for legacy updates.
Follow these steps precisely:
Apple no longer hosts iTunes 10.1.3.99 on its official public servers. The only versions available via Apple’s official website are iTunes 12.x for older macOS (Mojave and High Sierra). However, there is a catch:
Expired Code Signing Certificates.
Even if you find an old .dmg file from 2011, macOS Gatekeeper will likely refuse to open it, throwing an error like “iTunes.pkg is damaged and cannot be opened.” That is why your keyword specifies a “new 39link” — you need a repackaged, re-signed, or specially extracted version that bypasses expired certificates. Open Terminal and run:
shasum -a 256 ~/Downloads/iTunes10
Since you are installing unsigned legacy software: