World of Warcraft Upgrades and Item Upgrading

Upgrades boost the value of certain numeric statistics on armor, weapons and rings. Upgrades can also boost bonuses like Crit chance and damage from PvE.
If the weapon's upgrade template is %, it will be able to gain 3percent of its previous damage for each time it is upgraded.
The cost of upgrading an item is determined by the item's level. The cost increases as the item's level rises.
Components
Upgrade components can be added to trinkets, armor, and weapons in order to give them a stat boost or an extra effect. They can be obtained by crafting, buying from vendors, trading or looting. Some upgrades have special cosmetic effects.
Upgrade components can only be used on devices that have slots. The item must be at least upgraded to a blue level before a component can be applied. Like other mods, upgrade components can only be used one time; they cannot be applied multiple times or replaced with upgrades. Infusions and enrichments are a particular type of upgrade component used for non-amulet ascended and legendary equipment and some of the back items that are not ascending. Infusions and enrichments can be retrieved by salvaging gear from the ascended, or by completing an elite mission in the Prophecies, Factions and Nightfall campaigns.
A suffix or prefix can be added to an upgrade, changing the name of the item it is applied to (for instance, 'Canthan Armor Insignia',' changes to Canthan Armor Minor Vigor). Certain upgrades boost an item's Mark Level or Rarity, allowing players create stronger versions of the equipment using the smallest amount of Upgrade Crystals than would be required to achieve the same level of upgrade using normal methods.
A boost upgrade can alter the attack or defence characteristics of a weapon, or armor. These upgrades are available to be made from the Portative Forging Station once the player completes the cutscene and defeats the Crazed Mechanic. They can also be dropped by enemies when upgrading other gear, or by buying them from the cash shop for 500 upgrade crystals per.
The player can get up to five boost upgrades at a time. Each upgrade increases the likelihood that a higher-level version of the item will be available during the next reset. This gives players an incentive to upgrade their equipment even in the event that they don't know what can be improved upon an update.
The boost upgrade may be successful or not, the process could be expensive, and there is a high chance that the item could become obsolete or even break when it fails. A unsuccessful upgrade could destroy the Upgrade Crystals and Assist Powder as well as the upgraded item. This is reduced by the availability of cash shop items that increase or even eliminate the chances of failure, as well as a few upgrades that give the benefit of being reinserted into an item.
Glyphs
Glyphs are upgrade elements that can be placed in special sockets on the Paragon Board. Glyphs increase the power of all nodes within the area around them and include pre-existing affixes to equipment. Glyphs can be upgraded in numerous ways. We recommend upgrading them as fast as possible to level 15.
In the endgame you'll find that the best way to improve your gear is to place Glyphs. They are the only upgrade component that can be upgraded directly to level 15 and offer a large boost to your power and radius on the Paragon Board, enabling you to climb higher nodes much faster.
Most of the upgrades in the game can be replaced but Glyphs are the only upgrade component that can be removed and put back in place without any restrictions. Only legendary equipment can be salvaged and rebuilt using the help of a Black Lion Salvage Kit.
Each Glyph has a particular range of values that it can improve a statistic by. The value is displayed when you choose the Glyph in your inventory. You can decide to replace it with another Glyph with the same rank, or a higher rank, which will increase the value of the Glyph.
Glyphs are available in the Black Lion Trading Post as part of an Gem Store bundle or purchase, with certain unlimited-use tools and also during Faction Crypt Raids. Each Faction Crypt will drop one of these Glyphs. There are some rare glyphs you can find in any of the Faction Crypts.
After you have acquired the desired Glyphs you'll need them to be placed on your gear. Each Glyph unlocks a bonus that will boost the stats of a specific set of nodes in a radius surrounding the Glyph. It could be +40 for one of your primary stats, or +25 for two of your secondary stats depending on the Glyph.
Glyphs will increase the number of nodes connected to them, which is why it is best to put Glyphs in strategic spots on the Graph. This will maximize the impact. Druids, for instance should position their Glyphs close to their primary damage nodes. They may be able to place them near their most critical damage nodes.
Leveling
The upgrade system for items allows players to boost the stats of specific items by inserting upgraded components. This is known as "upping". Every upgradeable item has an amount that determines its upgraded stats. Upgraded items may be leveled up to a maximum level of 385. Each item level requires different components, and upgrade costs increase with each level.
Certain upgrades require an ingredient to be activated. This ingredient is obtained by finishing Upgrade Recipes. These recipes can be found in the upgrade tab of a crafting table or obtained from NPCs. Each Upgrade Recipe that is completed yields a certain number of Technology points. These points can be used to level up the item. Once enough points are earned, the upgrade can be claimed and any additional bonuses will be added to the item.
When a player upgrades an item to a higher level, the original item is replaced by a new item of the same kind. The same armor will be upgraded to an weapon or shield when upgraded. The new item will also have a unique bonus. This could be a drawback in that the item could be more expensive even if you do not require it.
If the player has enough tokens, they can roll the upgrade of their item. The item will be replaced by the same item, but it has a base of level 1 and totally different bonuses. This is a good option for certain items, but it's not something that should be done regularly, as it can use up many resources.
Certain upgrades can be rerolled multiple times, increasing their value and giving players the ability to alter their gear. Dolphin's Gift is a good example, since it grants an increase in power if the player continuously enters or leaves the water. This item can be upgraded many times by increasing the maximum roll each time by 10 increments. This item can be very valuable in PvP as a perfectly rolled version of it can be worth between 20 and 50 times its value without being upgraded.
Requirements
The ability to upgrade items allows players to upgrade the level of their equippable equipment - weapons, armor, and trinkets over ilvl 385 by presenting the appropriate items and currency to an NPC who upgrades items. Upgrades to armor set pieces also improve the strength of their base defense and weapon upgrades items boost their base damage as well as their strength and dexterity.
gear improvement can be upgraded up to five times, except for hero equipment, which is able to be upgraded eight times. Every time you upgrade an object it has a chance of failing. The failure rate increases when you exceed the maximum number. Failures will cause the item to return to its original condition and the player having to purchase more materials than if they had stopped upgrading after the maximum number.
If an item does not upgrade, the amount of accumulated experience in its growth bar is reset to zero. Additionally the item will lose any gained bonuses such as crit chance, attack damage, as well as any additional effects associated with the effect (for instance, an increase in heal over time or reload speed). However, the player may continue to use the weapon or armor after the failure.
When an item is upgraded the upgrades are applied from lowest to the highest. This means that when a weapon is upgraded, if it gains a crit chance increase, the increase will be applied before any damage from attacks increases. A new attribute known as Slots has been added to the item definition and the value is recomputed each time an upgrade is applied.
The amount of resources required to upgrade an item are based on its rarity rating and the number of upgrade slots. The cost of upgrading equipment that is not premium is equal to the value of the base item. For example, a common item might have five upgrades for a price of. 25600 Technology Points 4x Quality Improvement Chance. Hero quality items are less expensive per upgrade.
Premium items may require different upgrades than standard gear. For instance they might require less sowels, however they may require more minerals and orons. However, players will need to visit the NPC [Armor] Boboko in Central Flarine with each piece of equipment they wish to upgrade. Each upgrade of equipment requires different amounts of upgrade ingredients in addition to the expenses mentioned above.