Update attack-surface-reduction-rules-reference.md

Author: denisebmsft

defender-endpoint/attack-surface-reduction-rules-reference.md

@@ -239,9 +239,9 @@ For rules with the "Rule State" specified:
 
 _Warn mode_ is a block-mode type that alerts users about potentially risky actions. Users can choose to bypass the block warning message and allow the underlying action. Users can select **OK** to enforce the block, or select the bypass option - **Unblock** - through the end-user pop-up toast notification that is generated at the time of the block. After the warning is unblocked, the operation is allowed until the next time the warning message occurs, at which time the end-user will need to reperform the action.
 
-When the allow button is clicked, the block is suppressed for 24 hours. After 24 hours, the end-user will need to allow the block again. The warn mode for ASR rules is only supported for RS5+ (1809+) devices. If bypass is assigned to ASR rules on devices with older versions, the rule will be in blocked mode.
+When the allow button is clicked, the block is suppressed for 24 hours. After 24 hours, the end-user will need to allow the block again. The warn mode for ASR rules is only supported for RS5+ (1809+) devices. If bypass is assigned to ASR rules on devices with older versions, the rule is in blocked mode.
 
-You can also set a rule in warn mode via PowerShell by specifying the AttackSurfaceReductionRules_Actions as "Warn". For example:
+You can also set a rule in warn mode via PowerShell by specifying the `AttackSurfaceReductionRules_Actions` as "Warn". For example:
 
 ```powershell
 Add-MpPreference -AttackSurfaceReductionRules_Ids 56a863a9-875e-4185-98a7-b882c64b5ce5 -AttackSurfaceReductionRules_Actions Warn