When are the items updated ? The items are not updated all the time, but they are updated automatically, when :
a player changes its game language
a player run the /fix-attributes command with the item in the hand.
an enchantment book is applied in an anvil.
an enchantment is applied in an enchantment table.
(Knockback resistance netherite) a player takes a netherite armor piece from the creative inventory.
(ExecutableItems dependency) the item is given by a moderator who used /ei give command or the EI Editor menu
Does this apply to all items ? NO.It only works for
CUSTOM ITEMS. ⚠️
A CUSTOM ITEM is an item which has attribute modifiers (for example +2 speed)
If this condition is met, the item will be updated during previously announced events. You can test the presence of this condition with the /fix-attributes command.
Commands
/fix-attributes Fix items attributes and update lore (not mandatory).