How to Evolve Porygon

Step-by-Step Guide

1. 1

   Step 1: Obtain an Up-Grade.

   You will need to give this item to Porygon to hold.
   
   When Porygon is traded while holding an Up-Grade, it will evolve into Porygon2.
   
   You can get an Up-Grade in Gen 2 (Gold, Silver, Crystal) and later.
   
   Game Version Up-Grade Location Gold/Silver/Crystal Silph Co.
   
   FireRed/LeafGreen Rocket Warehouse, Trainer Tower prize  Diamond/Pearl/Platinum  Eterna City*, Route 224**, Galactic Eterna Building** HeartGold/SoulSilver Silph Co.
   
   Black/White Route 13, Route 15 Black2/White2  Pinwheel Forest, Join Avenue (Antique Shop), Striaton City, Black City***  X/Y Battle Maison Omega Ruby/Alpha Sapphire Battle Resort Sun/Moon Aether House****, Battle Tree *Given by Professor Oak after completing the National Pokedex **Platinum only ***Black 2 only ****Given by Aether Foundation employee after completing the Ultra Beast quest , Open your Pokémon menu and give Porygon the Up-Grade item.
   
   Since you can usually only get one Up-Grade per game, make sure you equip it to the Porygon that you want to evolve the most. , Find a friend or trade Porygon to yourself if you have two games.
   
   When the trade occurs, Porygon will evolve into Porygon2.
   
   You can then trade Porygon2 back to your game to use it.
2. 2

   Step 2: Equip Porygon with the Up-Grade item.

3. 3

   Step 3: Trade Porygon.

Detailed Guide

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