diff --git a/en/identity-server/6.0.0/docs/guides/mfa/2fa-sms-otp.md b/en/identity-server/6.0.0/docs/guides/mfa/2fa-sms-otp.md
index d23e93aad2..4809f0d4bd 100644
--- a/en/identity-server/6.0.0/docs/guides/mfa/2fa-sms-otp.md
+++ b/en/identity-server/6.0.0/docs/guides/mfa/2fa-sms-otp.md
@@ -222,7 +222,7 @@ To allow users to disable SMS OTP:
 
 ### Configure backup codes
 
-Optionally, you can configure backup codes to be used when SMS OTP is disabled.
+Optionally, you can configure backup codes to be used as a fallback when SMS OTP is enabled but temporarily inaccessible (for example, when a user cannot receive the SMS).
 
 To configure backup SMS OTP codes:
 
diff --git a/en/identity-server/6.1.0/docs/guides/mfa/2fa-sms-otp.md b/en/identity-server/6.1.0/docs/guides/mfa/2fa-sms-otp.md
index f71a818405..22be81c5ea 100644
--- a/en/identity-server/6.1.0/docs/guides/mfa/2fa-sms-otp.md
+++ b/en/identity-server/6.1.0/docs/guides/mfa/2fa-sms-otp.md
@@ -222,7 +222,7 @@ To allow users to disable SMS OTP:
 
 ### Configure backup codes
 
-Optionally, you can configure backup codes to be used when SMS OTP is disabled.
+Optionally, you can configure backup codes to be used as a fallback when SMS OTP is enabled but temporarily inaccessible (for example, when a user cannot receive the SMS).
 
 To configure backup SMS OTP codes: