diff --git a/README.md b/README.md
index c3947da..85b6c76 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,15 @@ If you are failing basicIntegrity (SafetyNet) or MEETS_BASIC_INTEGRITY (Play Int
 
 Some modules which modify system can trigger DroidGuard detection, never hook GMS processes.
 
+## Certify Play Store and fix Google Wallet
+Follow this steps:
+- Clear Google Wallet data and cache.
+- Clear Google Play Store data and cache.
+- Clear GSF (com.google.android.gsf) data and cache.
+- Flash my module in Magisk/KernelSU (if you already have my module, just ignore this step)
+
+Then reboot device and should work. Also some users recommend to clear GMS data and cache but for me it wasn't necessary.
+
 ## Read module logs
 You can read module logs using this command:
 ```
diff --git a/changelog.md b/changelog.md
index 664c74b..d75319e 100644
--- a/changelog.md
+++ b/changelog.md
@@ -5,4 +5,6 @@
 - Hardcode classes.dex into libs.
 - Using Shadowhook for arm64 and arm (smartphones), using Dobby for x86, x86_64 (emulators)
 
-This should be the final build until Google "unfix" (again) the module. If you want to report a crash report or any other issue, please, always provide logs.
\ No newline at end of file
+This should be the final build until Google "unfix" (again) the module. If you want to report a crash report or any other issue, please, always provide logs.
+
+Check README.md to know how to certify Play Store and fix Google Wallet.
\ No newline at end of file