Magazine Street is useful when you want a New Orleans day with no major attraction at the center of it. Instead, you get a long corridor of shops, cafés, restaurants, bars and changing neighborhood scenery.
Do not try to walk all of it
Magazine Street stretches for miles. Pick a section that interests you and explore from there rather than assuming it is one compact shopping street.
Independent shopping
One of the pleasures is browsing smaller shops rather than moving between the same international chains you can find anywhere. Clothing, gifts, antiques, art and locally oriented businesses all appear along different sections.
Build the day around food
I would arrive hungry. A coffee stop can become lunch, which can easily become an excuse to stay in the area until dinner.
Specific businesses come and go, so explore what is actually there during your visit instead of following an old list too rigidly.
Combine it with Uptown
Magazine Street fits naturally with the Garden District and wider Uptown exploration. Use public transport or rides when distances become impractical, especially in hot weather.
This is New Orleans at its best for aimless wandering: no ticket, no scheduled tour and no requirement to do anything except keep walking until something looks interesting.