Capcom has issued an urgent warning to Monster Hunter Wilds players regarding unauthorized data modifications that could potentially render the game unplayable. The official announcement, posted on April 18, 2025, specifically highlights issues with High Rank environment Investigations and Field Surveys.
Critical Warning for All Monster Hunter Players
The Monster Hunter Wilds development team has confirmed that unauthorized modifications to game data have been detected across multiple gameplay systems. According to the official Monster Hunter social media account, these modifications are primarily affecting High Rank environment Investigations, Field Surveys, and several other unspecified areas of the game.
The warning is unambiguous about the potential consequences: modified data can not only interfere with normal gameplay functionality but may completely prevent players from accessing the game altogether. This represents a significant risk for hunters who have invested countless hours into their characters and progression.
What Areas Are Being Affected?
The primary systems currently compromised include:
- High Rank environment Investigations
- Field Surveys
- Other unspecified game areas (details pending)
Capcom has provided a link for additional information regarding these unauthorized modifications, though the full details weren't immediately available in the initial announcement. Players concerned about their game data should monitor official channels for further updates.
How Can Players Protect Their Game?
While specific protection measures weren't outlined in the initial warning, players should exercise caution when participating in multiplayer hunts with unknown players, avoid downloading unofficial mods or save files, and regularly back up their legitimate save data whenever possible.
The timing of this warning is particularly significant as Monster Hunter Wilds has only been available since February 28, 2025, making this one of the first major technical issues to impact the game since its launch.
We'll continue to monitor this situation and provide updates as Capcom releases additional information about the nature of these modifications and potential solutions for affected players.

For more details, players can check the official information page or view the original announcement on the Monster Hunter social media account.