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How to Upgrade Items in World of Warcraft Always upgrade your best-in slot equipment first. This includes chests, helms, and legs. The next step is to upgrade your weapon. Upgrade your belts, shoulder guards and even your boots. Then upgrade your gloves and boots. Glyphs are able to be added to weapons and gathering tools to upgrade components. Like other upgrades, glyphs are able to be swapped out and removed. Glyphs Glyphs can be used to boost your character's strength in specific areas. They can be used to boost the character's primary stat secondary stat, or