diff --git a/res/values/strings.xml b/res/values/strings.xml
index 180d40172a9..3ac4a18a1f1 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -10403,7 +10403,7 @@
     <!-- Preference category for showing auto-fill services with saved passwords. [CHAR LIMIT=60] -->
     <string name="autofill_passwords">Passwords</string>
     <!-- Preference category for showing autofill and credman services with saved credentials. [CHAR LIMIT=60] -->
-    <string name="credman_chosen_app_title">Passwords, passkeys and data services</string>
+    <string name="credman_chosen_app_title">Passwords, passkeys, and data services</string>
     <!-- Preference category for showing additional credential providers. [CHAR LIMIT=60] -->
     <string name="credman_credentials">Additional providers</string>
     <!-- Summary for passwords settings that shows how many passwords are saved for each autofill
@@ -10445,7 +10445,7 @@
     </string>
 
     <!-- Title of the screen where the user picks a provider. [CHAR_LIMIT=NONE] -->
-    <string name="credman_picker_title">Passwords, passkeys and data services</string>
+    <string name="credman_picker_title">Passwords, passkeys, and data services</string>
 
     <!-- Title of the warning dialog for disabling the credential provider. [CHAR_LIMIT=NONE] -->
     <string name="credman_confirmation_message_title">Turn off %1$s\?</string>
@@ -10469,10 +10469,10 @@
     <string name="credman_enable_confirmation_message">%1$s uses what\'s on your screen to determine what can be autofilled.</string>
 
     <!-- Title of the error dialog when too many credential providers are selected. [CHAR_LIMIT=NONE] -->
-    <string name="credman_error_message_title">Passwords, passkeys and data services limit</string>
+    <string name="credman_error_message_title">Passwords, passkeys, and data services limit</string>
 
     <!-- Message of the error dialog when too many credential providers are selected. [CHAR_LIMIT=NONE] -->
-    <string name="credman_error_message">You can have up to 5 passwords, passkeys and data services active at the same time. Turn off a service to add more.</string>
+    <string name="credman_error_message">You can have up to 5 passwords, passkeys, and data services active at the same time. Turn off a service to add more.</string>
 
     <!-- Positive button to turn off credential manager provider (confirmation). [CHAR LIMIT=60] -->
     <string name="credman_confirmation_message_positive_button">Turn off</string>