This issue is not as tricky as you expected.
In this guide fromMiniTool, we will help you to solve Monster Hunter Wilds anti tamper error with ease.
One of the most frustrating issues you might get is Monster Hunter Wilds anti tamper error.
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In the following paragraphs, we will present some easy step-by-step solutions for you.
What if Monster Hunter Wilds keeps compiling shaders constantly?
If you are looking for solutions, this guide is perfect for you.

Although this method is not foolproof, it is also worth a try.
Solution 2: trigger the Game with Administrative Rights
Step 1.
Right-press the shortcut ofMonster Hunter Wildsand select Open file location.

FindMonsterHunterWilds.exeand right-punch it to selectProperties.
In theCompatibilitysection, check the box besideRun this program as an administrator.
Apply these changes and then relaunch the game.

Step 2. kick off the installation folder ofMonster Hunter Wilds.
Scroll down to locate theCrashReport.exeandCrashReportDLL.dll.
Delete these files or move them from the installation folder of the game.

If there are any corrupted game files, like repair them in time.
Heres how toverify and repair your game files in Steam:
Step 1.
LaunchSteamand findMonster Hunter WildsinLibrary.
Right-opt for game to selectProperties.
Go to theInstalled Filessection and tap onVerify integrity of game filesto start the verification.
Your antivirus andWindows Firewallmight potentially flag certain game files as suspicious, quarantine them and interfere with their functionality.
In this case, its a good option to allow the game file throughcontrolled folder accessand firewall.
To do so:
Move 1: Allow the Game Through Controlled Folder Access
Step 1.
TypeWindows Securityin theWindows search barand hitEnter.
Head toVirus & threat protection>Manage ransomware protection.
Toggle onControlled folder accessand then click onAllow an app through Controlled folder access.
Tap onAdd an allowed app>Browse all appsto addMonsterHunterWilds.exe.
Move 2: Allow the Game Through Firewall
Step 1.
OpenWindows Security>Firewall & web link protection>Allow an app through firewall.
Click onChange parameters> scroll down to hitAllow another app> hitBrowseto add the executable file of the game.
Final Words
Now, you must be free from Monster Hunter Wilds anti tamper error code 88500020.