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SaveEditor.Online
Hollow Knight save editor hero artwork for user#.dat files
🪲

Hollow Knight Save Editor

The acclaimed Metroidvania by Team Cherry. Edit your save files online for free.

Engine: Unity Format: user#.dat ✓ Free to Use
Start Editing Hollow Knight Saves →

Verified In The Editor

No game-specific verified editor fields yet. Candidate and engine-level notes stay visible below.

Evidence status: candidate

Verified editor fields come from the evidence model only. Game-specific notes stay separate below.

View coverage proof

Game-Specific Editing Notes For Hollow Knight

💰

Geo

Edit your currency

❤️

Health Masks

Modify max HP

💎

Soul

Change soul meter

🗡️

Nail Upgrades

Unlock nail levels

Charms

Edit charm notches and unlocks

🗺️

Map Progress

Reveal map areas

Compatibility & Common Failure Reasons

Best case

The file opens in Quick Edit, common fields are detected, and the download button is enabled.

Read-only mode

The file can be inspected, but export is disabled because this structure cannot be rebuilt safely in-browser.

Parse error

The file may be encrypted, compressed by a custom container, the wrong save file, or larger than the browser limit.

Support limits

  • Best results require the listed user#.dat file format.
  • Keep a backup before replacing your original save.
  • Encrypted, compressed, or game-specific containers may open read-only or fail to parse.

Failure reasons

  • Wrong file selected, such as a metadata, backup, or cloud placeholder file.
  • The game uses encryption, a checksum, or a custom container not exposed to the browser.
  • The file is too large or was edited while the game was still running.

Quick Edit Targets

Money Stats Flags

Backup steps

  1. Close the game before copying the save.
  2. Copy the original save folder to a separate backup location.
  3. Replace only one save slot first and verify in-game before making more changes.
Evidence-backed coverage proof

📂 Hollow Knight Save File Location

Windows
%appdata%\..\LocalLow\Team Cherry\Hollow Knight
macOS
~/Library/Application Support/unity.Team Cherry.Hollow Knight
Linux
~/.config/unity3d/Team Cherry/Hollow Knight

💡 Tip: Press Win+R on Windows and paste the path to quickly access your saves.

How to Edit Hollow Knight Saves

1

Locate Your Save

Find your save file using the paths above. Make a backup copy first!

2

Upload & Edit

Drag your save file to our editor. Modify gold, items, stats and more.

3

Download & Play

Download your edited save and replace the original. Launch the game!

Frequently Asked Questions

Where are Hollow Knight saves?
Windows: %appdata%\..\LocalLow\Team Cherry\Hollow Knight. Files are named user1.dat, user2.dat, etc. for each save slot.
Can I backup before editing?
Always! Copy your user#.dat file before making changes. You can also find .bak backup files in the same folder.
Will this work with mods?
Most mods are compatible, but some save-modifying mods might conflict. Backup first!
Can I unlock all charms?
Yes, you can edit charm unlocks and increase your notch count through save editing.

📖 Related Guides

Other Popular Games

Ready to Edit Your Hollow Knight Save?

Free to use, no download required. Browser-side parsing with backup-first editing.

Start Editing Now →

Hollow Knight save editor workflow

Use this page to find your user#.dat save file, back it up, and edit only the Unity fields that the browser can safely rebuild. Quick Edit targets show the fastest path; everything else should be verified in-game after a small change.

Common quick edit targets

  • Money
  • Stats
  • Flags

Backup-first workflow

  • Close the game before copying the save.
  • Copy the original save folder to a separate backup location.
  • Replace only one save slot first and verify in-game before making more changes.

Support limits

  • Best results require the listed user#.dat file format.
  • Keep a backup before replacing your original save.
  • Encrypted, compressed, or game-specific containers may open read-only or fail to parse.

Common failure reasons

  • Wrong file selected, such as a metadata, backup, or cloud placeholder file.
  • The game uses encryption, a checksum, or a custom container not exposed to the browser.
  • The file is too large or was edited while the game was still running.

Reference links