Complete Dungeons

Objective: Finish dungeons around Sanctuary. This involves defeating the dungeon's boss or completing the main objective.

Outcome: Successfully completing a dungeon can unlock Aspects in the Codex of Power. However, note that Aspects unlocked this way are at their lowest strength and are typically specific to certain dungeon types.

Deconstruct Legendary Equipment

Objective: When you acquire a Legendary item with an Aspect you haven't yet unlocked, deconstruct it to add the Aspect to your Codex.

Note: Deconstructing an item will destroy it, so ensure it's not a piece you want to keep or use before breaking it down.

Understand Aspect Types

Class-Specific Aspects: Most Aspects are class-dependent. For instance, if you play as a Rogue, you will receive Rogue-based or universal Aspects.

Universal Aspects: These can be used by any class and are crucial for a well-rounded build.

Track Unlocked Aspects

Crossed Swords Indicator: Items with crossed swords indicate that they contain an Aspect you haven't unlocked yet. These items will be marked for deconstruction to add the Aspect to your Codex.

Seasonal Reset

Note: If you're playing on seasonal characters, your Codex of Power will reset with each new season. The progress from previous seasons will not carry over, so you'll need to unlock Aspects again.

Grind for Aspects

Random Drops: Some Aspects are random drops and can only be found through loot acquisition, requiring additional grinding each season.

Targeted Dungeons: Focus on dungeons that drop the Aspects you're aiming for to expedite the unlocking process.

Codex Progress

Shared Codex: The Codex of Power is shared across all your characters. Progress made with one character will be retained, but seasonal resets will affect your overall progress.

Additional Tips

Plan Your Build: Identify which Aspects are crucial for your build and target dungeons or deconstruct items that provide those specific Aspects.

Gold Management: Ensure you have sufficient Gold for deconstructing Diablo 4 items or making adjustments to your gear. Gold is also useful for purchasing necessary materials or crafting items.

By following these steps, you'll be able to efficiently unlock and utilize Aspects in the Codex of Power, enhancing your gameplay experience in Diablo 4.

For a more efficient progression, consider managing your Gold wisely to fund necessary activities and upgrades, ensuring you have a smooth journey through the new season and its content.