The Upgrade Item in Pokemon GO
The upgrade item is an evolution item in Pokemon GO that can make certain creatures in the pocket change into more powerful versions. It's a key bridge to mastering evolution and expanding the Pokedex.
Players can purchase upgrade items by spinning Photo Discs in PokeStops and Gyms for seven days in a row, and also by completing specific event-related Field Research tasks. However, these items have a low drop rate.
It is used to evolve Porygon into Porygon2.
In Pokemon Go the player can make use of an item known as Upgrade to evolve Pokemon into more powerful versions. This process involves some steps that aren't difficult to master and adds an additional dimension to the game's gameplay.
One of the most unique Pokemon in the Pokemon franchise is Porygon, which can be transformed into Porygon2 and then into Porygon-Z. These evolutions require a range of items to unlock, including the Dubious Disc and Upgrade. Although these items aren't common, they're not impossible to find in the game.
The Upgrade is a very rare item that unlocks the second evolution stage for the Pokemon Porygon. To get this item, players have to capture and transfer Porygon. Each capture and transfer will yield one Candy, so it's best to collect a large number of the creatures. Trainers can also try to get this item by spinning PokeStops which have a chance of dropping the item along with other rewards.
The Dubious Disc is another rare item in Pokemon GO that can be used to evolve Porygon into its more powerful form. To acquire this item players must gather 50 pieces of Porygon Candy. This can be accomplished by catching Porygons, then transferring them Professor Willow or walking with your Pokemon as a buddy. Trainers can also obtain this rare item by spinning PokeStops although it's a little more difficult to get one.
It's a great way to add some depth to your Pokemon GO experience. It requires a few unique items and currency in the game, but it's not terribly difficult to achieve.
Porygon like other Pokemon in the series can only transform into its final form by using an item called Upgrade. This item is extremely rare and can be obtained by spinning PokeStops or completing research Breakthroughs. It is also possible to acquire the item by trading a Porygon while it has the item attached or by using the Special Trade Item.
This is a unique drop from the tier 4.
An upgrade item is an item that can be used to upgrade equipment by adding attributes bonuses. Upgrades can be found in the game's Inventory, from karma sellers, or as rewards for events. They can be added to armor, weapons, trinkets, and gathering tools. Upgrades can be added to any slot on a unit. However certain upgrades require an item that is above an aforementioned level to be added. Most upgrade components can be replaced however, doing so could destroy the previous one. Only a handful of types of upgrade can be salvaged with high-tier salvage kits such as the Black Lion Salvage Kit and Ascended Salvage Tool.
Items can be upgraded by combining the upgraded item with the item that it is placed in, or rerolling it with a reroll token. item upgrade has the same additional stats however it also has a new tier and level. Each item has an upgrade level maximum and a level minimum. The levels of upgrade are determined by the item's tier which is determined by its rarity and. Each tier is broken up into three levels, and each comes with a distinct set of upgrade costs and bonuses.

Generally upgrading an item will increase its primary stat by a fixed amount, and provide an additional stat randomly. As an item's tier increases, the cost to upgrade it will increase. However there are discounts available for specific items and with each step, the amount of upgrades required will decrease.
The upgrade item is obtained by spinning Photo Discs at PokeStops or Gyms. However it has a low chance of dropping each day. It is also available as reward for a 7-day streak of spinning at minimum one PokeStop or gym Photo Disc per day, and through event-specific Research Tasks.