Information regarding the Appearance Learned line in chat for Uncommon items.

Left Nazjatar before finishing the introductory quest line and can't return.

What to do if you cannot find the next quest in the Warlock green fire quest line

Unable to find the next quest in Zuldazar.

What to do if you can't find your next quest in this zone

Unable to find next quest in Dragonwrath quest chain.

How to troubleshoot issues where Taelia is missing or phased while you are questing in Boralus

What to do if you cannot find the next quest in Storm Peaks.

What to do if you cannot find the next quest in Vashj'ir

What to do if you cannot locate Arthorn's Sparrowhawk Whistle to complete the druid flight form quest line.