diff --git a/signup-ui/src/pages/ResetPasswordPage/ResetPasswordPage.tsx b/signup-ui/src/pages/ResetPasswordPage/ResetPasswordPage.tsx
index 8d936f7b..94782dea 100644
--- a/signup-ui/src/pages/ResetPasswordPage/ResetPasswordPage.tsx
+++ b/signup-ui/src/pages/ResetPasswordPage/ResetPasswordPage.tsx
@@ -60,7 +60,7 @@ export const ResetPasswordPage = ({ settings }: ResetPasswordPageProps) => {
       // Step 1 - UserInfo
       yup.object({
         username: validateUsername(settings),
-        fullname: validateFullName(settings),
+        fullname: validateFullName(settings,t),
         captchaToken: validateCaptchaToken(settings),
       }),
       // Step 2 - Otp
@@ -128,6 +128,10 @@ export const ResetPasswordPage = ({ settings }: ResetPasswordPageProps) => {
     };
   }, [step, criticalError, getValues()]);
 
+  // useEffect(() => {
+  //   methods.trigger();
+  // }, [i18n.language, methods]);
+
   const getResetPasswordContent = (step: ResetPasswordStep) => {
     switch (step) {
       case ResetPasswordStep.UserInfo:
diff --git a/signup-ui/src/pages/SignUpPage/SignUpPage.tsx b/signup-ui/src/pages/SignUpPage/SignUpPage.tsx
index ca7f5e44..2daa4453 100644
--- a/signup-ui/src/pages/SignUpPage/SignUpPage.tsx
+++ b/signup-ui/src/pages/SignUpPage/SignUpPage.tsx
@@ -60,7 +60,7 @@ interface SignUpPageProps {
 }
 
 export const SignUpPage = ({ settings }: SignUpPageProps) => {
-  const { t } = useTranslation();
+  const { t, i18n} = useTranslation();
 
   const { step, criticalError } = useSignUpStore(
     useCallback(
@@ -88,7 +88,7 @@ export const SignUpPage = ({ settings }: SignUpPageProps) => {
       // Step 4 - Account Setup Validation
       yup.object({
         username: yup.string(),
-        fullNameInKhmer: validateFullName(settings),
+        fullNameInKhmer: validateFullName(settings,t),
         password: validatePassword(settings),
         confirmPassword: validateConfirmPassword("password", settings, true),
         consent: yup.bool().oneOf([true], t("terms_and_conditions_validation")),
diff --git a/signup-ui/src/pages/shared/validation.ts b/signup-ui/src/pages/shared/validation.ts
index 164ac205..177d026e 100644
--- a/signup-ui/src/pages/shared/validation.ts
+++ b/signup-ui/src/pages/shared/validation.ts
@@ -1,6 +1,5 @@
-import i18next from "i18next";
+import { TFunction } from "i18next";
 import * as yup from "yup";
-
 import { SettingsDto } from "~typings/types";
 
 export const validateUsername = (settings: SettingsDto) =>
@@ -21,20 +20,20 @@ export const validateCaptchaToken = (settings: any) =>
   settings.response.configs["send-challenge.captcha.required"] && 
   yup.string().required("captcha_token_validation");
 
-export const validateFullName = (settings: SettingsDto) =>
+export const validateFullName = (settings: SettingsDto, t: TFunction<"translation", undefined>) =>
   yup
     .string()
     .strict(true)
     .trim("full_name_all_spaces_validation")
     .min(
       settings.response.configs["fullname.length.min"],
-      i18next.t("full_name_min_validation", {
+      t("full_name_min_validation", {
         minLength: settings.response.configs["fullname.length.min"],
       })
     )
     .max(
       settings.response.configs["fullname.length.max"],
-      i18next.t("full_name_max_validation", {
+      t("full_name_max_validation", {
         maxLength: settings.response.configs["fullname.length.max"],
       })
     )