Yes. Several legal streaming platforms offer Don in high quality, often with subtitles and bonus features. As of now, you can find it on:
"A Look Back at the Bollywood Blockbuster Don (2006)" don 2006 hdhub4u link new
Why You Should Avoid HDHub4U for “Don (2006)” – Safer & Legal Ways to Watch don 2006 hdhub4u link new