The Upgrade Item in Pokemon GO
The upgrade item is an evolution item in Pokemon GO that can make certain monsters in your pocket evolve into stronger versions. It's an important step to understanding the evolution process and expanding your Pokedex.
Players can upgrade their items by spinning Photo Discs at PokeStops or Gyms for a whole week and through Field Research tasks that are specific to an event. However, these items have a low rate of dropping.
It is used to transform Porygon into Porygon2.

In Pokemon Go the player can utilize an item called Upgrade to evolve Pokemon into more powerful forms. This process is not difficult, but does require some steps. item upgrade provides a fresh dimension to the gameplay.
One of the most distinctive Pokemon in the Pokemon franchise is Porygon, which can be transformed into Porygon2 and then into Porygon-Z. To unlock these evolutions, you'll need have a few items. These include the Upgrade disc and Dubious disc. These items are rare but not impossible to locate in the game.
The Upgrade is a rare item used to unlock the second evolution stage of the Pokemon Porygon. To unlock this item, players must capture and transfer the Porygon. Each capture and transfer will give one Candy which is why it's best to gather a large amount of the creatures. Trainers can also obtain this item by spinning PokeStops which are likely to 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 to collect 50 pieces of Porygon Candy. item upgrade can be achieved by catching Porygons, then transferring them Professor Willow or walking with your Pokemon as a companion. Trainers can also spin PokeStops to attempt to get this item, however it's a bit more difficult.
Transforming a Porygon into a secondary form is a fun process that adds depth to the Pokemon GO experience. It requires a few special items and in-game currency, however, it's not too difficult to accomplish.
Porygon like other Pokemon in the series can only change into its final form by using an item known as Upgrade. It is extremely rare and can only be obtained through PokeStops or by completing research Breakthroughs. You can also get the item if you trade the Porygon with the item, or if you use an item that is a Special Trade item.
This is a rare drop from the level 4.
Upgrades are items that can be used to enhance equipment, by adding new features. Players can find upgrades within the game's inventory, in karma merchants, or as rewards from special events. They can be added to weapons, armor trinkets, trinkets, or gathering tools. Upgrades can be added to any slot on a unit. Certain upgrades require an item of higher quality be added. The majority of upgrade components can be replaced, but doing so will destroy the previous one. There are a few kinds of upgrade can be salvaged by using salvage kits that are of high quality, such as the Black Lion Salvage Kit and Ascended Salvage Tool.
Upgrades can be achieved by either merging an upgrade item into the item it's placed into, or by rerolling the item with an token for rerolling. The rerolled item will have the same extra attributes as the original but will also be upgraded to a higher level and tier. Each item has a maximum upgrade level and a minimum level. The levels of upgrade are determined by the item's tier, which is determined by its rarity and level. Each tier is divided into three levels. Each level has its own upgrade cost and bonuses.
In general upgrading an item boosts its main stat by a certain amount and gives you a random extra stat. The cost to upgrade an item increases as its tier increases, but there are discounts on certain items and the amount of upgrades required decreases with each step.
The upgrade item can be obtained by spinning Photo discs at PokeStops and Gyms however it has a low chance to drop each day. It can be obtained by spinning at least one PokeStop Photo Disc or gym Photo Disc each day for a 7-day streak, as well as through research tasks and other task-specific events.