World of Warcraft - Item Upgrade
Item upgrades allow players to raise the item level of armor and weapons that can be equipped. This increases the stats of that gear, as well as sometimes adding buffs or rerolling an affix.
It is crucial to remember that upgrading magic and common gear is not always worth it. Unique and rare equipment will quickly surpass upgraded magic and common equipment.
Cost
When a player upgrades an item, they have to pay Gold for the upgrade. The cost of upgrading an item depends on the item's current level and the type of upgrade. Upgrades to weapons are usually cheaper than upgrades for armor since weapons have less requirements. The amount of Gold required increases as an item is upgraded.
The upgraded items will also have upgraded stats that will improve its performance in a variety of ways. This may include boosting its attack strength or critical strike chance. In
upgrade item , an upgraded item may be able to offer additional bonuses to its equipped unit. These upgrades are able to boost the overall strength of a group or unit, and can have a significant impact on the gameplay.
Items can be upgraded at any NPC who is an upgrader in the game. In general, these NPCs are located in capital cities or major questing areas. Players can also locate item upgraders in dungeons that have high-level bosses, or by talking to NPCs in their garrisons of their faction.
The World of Warcraft item upgrade system allows players to upgrade the level of weapons, armor and trinkets. This process is largely identical to the process of reforging gear in Mists of Pandaria and Warlords of Draenor however instead of using the appropriate currency players must visit an NPC for upgrading items to complete the process.
Upgrades can be costly especially for armor and weapons. Based on the upgrade track you choose, each item upgrade can cost Crests or Valorstones. The total cost could be very prohibitive for players who do not have the resources or are unable to grind them.
Fortunately the game allows players to reroll an upgraded item with a special tool in the menu for items. This option will replace the upgraded item with a level 1 version that has different bonuses. This can help you get better scores on items that are already upgraded, but could be a waste of resources.
Requirements
The process of upgrading items that are equippable like weapons, armor and trinkets is to increase the item level. This increases their power and makes them more effective in combat. Players can upgrade their gear by paying the appropriate currency at an item upgrader NPC. However, players should be aware that some upgrades require special requirements.
The first upgrades increase the stats of the item's base by one level, however later upgrades give more substantial boosts. For example upgrading a weapon from three to level six can increase the weapon's damage by plus two levels. A bonus stat will also be added to the upgraded item based on its level. This bonus is a combination of a guaranteed extra substat and a random statistic that will vary in value from upgrade to upgrade.
A player can reroll an upgraded item by using a Reroll Token to exchange the upgrade for a brand new one. The new item will have a different set of extra bonuses, as well as a lower base item level. The rerolled item will also have different requirements for dexterity and strength. It is important to remember that the item rerolled won't be able to keep its original strength or have any of its wasted resources.
Rerolling upgraded items is only possible if the item was upgraded was Epic Rare, Rare or Unique. Exceptional items are also allowed to be rerolled, but their original stats will be replaced by an uninvolved bonus. Rerolling a Rare or Epic item will result in the normal version, and doing the same with the Epic version will result in an elite version.
Upgraded items may have additional adjustments that can boost their performance and improve their stats. These additional modifiers aren't included in the upgrade price. They can be acquired by the questing process, purchasing them from the Trading Post or from other players. They can also be earned through completing certain tasks in the game.

To upgrade an item of equipment it is necessary to visit the NPC [Armor] Boboko in Central Flarine. You will require Power Dices depending on the item. (Dice 6 can be dropped by monsters 21+, Giants and Bosses; Dice 12 is dropped by Bosses). You will also require different amounts of Minerals, Erons and Giants.
Time is an important factor.
Upgrades to items can be used to improve the power of your gear and ship without the need to upgrade them. Although upgrading isn't cheap, it can be an effective way to boost your stats without having to spend a lot of time in battle. It's crucial to know the costs and benefits before investing your time or money.
Each upgrade boosts the item's base stat a certain amount and gives a chance to get a bonus substat. The additional substat is randomly assigned and could range from a small increase in one stat to a larger increase in another. It's best to focus on the most effective items in the slot first, as they'll yield a higher return for your investment.
You can see the time required to complete an upgrade when you open your inventory and select a weapon, ship or other accessory. The upgrade window will display the estimated completion time and the progress. In certain cases, you may be able speed up the process of upgrading by applying an Glyph.
Black Lion Salvage or Ascended Salvage offer a salvage kit that permits you to recover all or a portion of upgrade components. However, this does not include legendary equipment and upgrades, which can only be recovered using an Upgrade Extractor or by reclaiming them with the corresponding Karma Merchant.
Take advantage of the benefits
The upgrading of items grants players currency and a range of items. Each upgrade also has the chance to grant an unspecified stat bonus. The amount of bonus awarded differs for every upgrade, and is typically more expensive for rarer items. Players can use a Great Vault search to see whether an item is upgradeable prior to spending tickets. The search can also help determine whether the item is the appropriate level and if the player would benefit from a specific upgrade.
In the process of upgrading, an item will gradually advance to its next level, however, it isn't always able to reach the fully upgraded bar. This process consumes Growthstones and Sollant however there is an opportunity to obtain a fully upgraded item with only one cycle of growth. The more levels an item is upgraded to the higher its stat boost and the more items it is able to upgrade into.
Upgrade components can be slotted into armor, weapons and trinkets in order to give an attribute bonus or additional effect when the equipment is equipped. Some upgrade components also have cosmetic effects. Upgrade components can be obtained by crafting, buying from vendors or the Trading Post, looting or receiving them as gifts. Additionally, players can recover upgraded items by using an Upgrade Extractor or by salvaging them with a salvage kit. Glyphs that are placed in gathering tools can be swapped without any restrictions.
A player can turn an item into another upgradeable item by selecting it and pressing the green button with a reroll arrow. This alters the layout of the item's window and allow players to choose up to six items to "recycle". The item will be replaced with a level 1 item. Recycled items won't keep their level, or the resources used to upgrade them.
The maximum level of upgrade for an item is determined by its quality and tier. Rare and Epic items can be upgraded up to level nine, while common items are only upgraded up to level six. The upgrades to items are added to the base statistics of the item. This means that they won't grow further after a certain level.