diff --git a/src/test/java/org/olat/selenium/UserTest.java b/src/test/java/org/olat/selenium/UserTest.java
index 079a8455b5a7f520bb4117daa48ed4ffff7c384a..5403933e349e503e87b71c24cae12b3569f639fd 100644
--- a/src/test/java/org/olat/selenium/UserTest.java
+++ b/src/test/java/org/olat/selenium/UserTest.java
@@ -35,12 +35,12 @@ import org.jboss.arquillian.test.api.ArquillianResource;
 import org.jboss.shrinkwrap.api.spec.WebArchive;
 import org.junit.Assert;
 import org.junit.Assume;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.olat.restapi.support.vo.CourseVO;
 import org.olat.selenium.page.LoginPage;
 import org.olat.selenium.page.NavigationPage;
+import org.olat.selenium.page.Student;
 import org.olat.selenium.page.User;
 import org.olat.selenium.page.course.CoursePageFragment;
 import org.olat.selenium.page.graphene.OOGraphene;
@@ -498,7 +498,7 @@ public class UserTest {
 	 * @throws IOException
 	 * @throws URISyntaxException
 	 */
-	@Test @Ignore
+	@Test 
 	@RunAsClient
 	public void importUsers(@InitialPage LoginPage loginPage,
 			@Drone @User WebDriver userBrowser)
@@ -540,4 +540,70 @@ public class UserTest {
 			.resume()
 			.assertLoggedIn(user1);
 	}
+	
+	/**
+	 * Import 1 new user and 1 existing, change the password and the last name
+	 * of the existing user.
+	 * 
+	 * @param loginPage
+	 * @param existingUserBrowser
+	 * @throws IOException
+	 * @throws URISyntaxException
+	 */
+	@Test 
+	@RunAsClient
+	public void importExistingUsers(@InitialPage LoginPage loginPage,
+			@Drone @User WebDriver existingUserBrowser,
+			@Drone @Student WebDriver newUserBrowser)
+	throws IOException, URISyntaxException {
+
+		UserVO user1 = new UserRestClient(deploymentUrl)
+			.createRandomUser("tsukune");
+		
+		//login
+		loginPage
+			.assertOnLoginPage()
+			.loginAs("administrator", "openolat")
+			.resume();
+		
+		UserAdminPage userAdminPage = navBar
+			.openUserManagement()
+			.openImportUsers();
+		//start import wizard
+		ImportUserPage importWizard = userAdminPage.startImport();
+		
+		String uuid = UUID.randomUUID().toString();
+		String username1 = "moka-" + uuid;
+
+		StringBuilder csv = new StringBuilder();
+		UserVO newUser = importWizard.append(username1, "rosario02", "Moka", "Akashiya", csv);
+		user1 = importWizard.append(user1, "Aono", "openolat2", csv);
+		importWizard
+			.fill(csv.toString())
+			.next() // -> preview
+			.assertGreen(1)
+			.assertWarn(1)
+			.changePassword()
+			.next() // -> groups
+			.next() // -> emails
+			.finish();
+		
+		OOGraphene.waitAndCloseBlueMessageWindow(browser);
+		
+		//existing user log in with its new password and check if its name was updated
+		LoginPage userLoginPage = LoginPage.getLoginPage(existingUserBrowser, deploymentUrl);
+		//tools
+		userLoginPage
+			.loginAs(user1.getLogin(), "openolat2")
+			.resume()
+			.assertLoggedInByLastName("Aono");
+		
+		//new user log in
+		LoginPage newLoginPage = LoginPage.getLoginPage(newUserBrowser, deploymentUrl);
+		//tools
+		newLoginPage
+			.loginAs(newUser.getLogin(), "rosario02")
+			.resume()
+			.assertLoggedInByLastName("Akashiya");
+	}
 }
diff --git a/src/test/java/org/olat/selenium/page/LoginPage.java b/src/test/java/org/olat/selenium/page/LoginPage.java
index c82430671da9255fe8d1f681531a7dde3ed3ac0f..fa61508fba1364f6eb093c01c0a129953ad87851 100644
--- a/src/test/java/org/olat/selenium/page/LoginPage.java
+++ b/src/test/java/org/olat/selenium/page/LoginPage.java
@@ -79,6 +79,14 @@ public class LoginPage {
 		Assert.assertTrue(name.contains(user.getLastName()));
 	}
 	
+	public void assertLoggedInByLastName(String lastName) {
+		WebElement username = browser.findElement(usernameFooterBy);
+		Assert.assertNotNull(username);
+		Assert.assertTrue(username.isDisplayed());
+		String name = username.getText();
+		Assert.assertTrue(name.contains(lastName));
+	}
+	
 	/**
 	 * Login and accept the disclaimer if there is one.
 	 * 
diff --git a/src/test/java/org/olat/selenium/page/graphene/OOGraphene.java b/src/test/java/org/olat/selenium/page/graphene/OOGraphene.java
index 6ead43e3c6d18d57ab3778d48d6056efcd406136..b44d2040e8ff1fa2eacead2b3a3e715bcddffcdf 100644
--- a/src/test/java/org/olat/selenium/page/graphene/OOGraphene.java
+++ b/src/test/java/org/olat/selenium/page/graphene/OOGraphene.java
@@ -69,6 +69,11 @@ public class OOGraphene {
 		((JavascriptExecutor)browser).executeScript("top.tinymce.activeEditor.setContent('" + content + "')");
 	}
 	
+	public static final void textarea(WebElement textareaEl, String content, WebDriver browser) {
+		String id = textareaEl.getAttribute("id");
+		((JavascriptExecutor)browser).executeScript("document.getElementById('" + id + "').value = '" + content + "'");
+	}
+	
 	public static final void date(Date date, String seleniumCssClass, WebDriver browser) {
 		Locale locale = getLocale(browser);
 		String dateText = DateFormat.getDateInstance(DateFormat.SHORT, locale).format(date);
diff --git a/src/test/java/org/olat/selenium/page/user/ImportUserPage.java b/src/test/java/org/olat/selenium/page/user/ImportUserPage.java
index acac1fc0ae260bb738bf1203b1be53f3aef178c3..e4b99bfa2bca9081798ebaf531b8c9c5c67eebf1 100644
--- a/src/test/java/org/olat/selenium/page/user/ImportUserPage.java
+++ b/src/test/java/org/olat/selenium/page/user/ImportUserPage.java
@@ -19,16 +19,12 @@
  */
 package org.olat.selenium.page.user;
 
-import java.awt.Toolkit;
-import java.awt.datatransfer.StringSelection;
 import java.util.List;
 
 import org.junit.Assert;
 import org.olat.selenium.page.graphene.OOGraphene;
 import org.olat.user.restapi.UserVO;
 import org.openqa.selenium.By;
-import org.openqa.selenium.Keys;
-import org.openqa.selenium.Platform;
 import org.openqa.selenium.WebDriver;
 import org.openqa.selenium.WebElement;
 
@@ -54,12 +50,16 @@ public class ImportUserPage {
 	public ImportUserPage fill(String csv) {
 		By importTextareaBy = By.cssSelector("div.o_wizard_steps_current_content textarea");
 		WebElement importTextareaEl = browser.findElement(importTextareaBy);
-		Toolkit.getDefaultToolkit().getSystemClipboard().setContents(new StringSelection(csv), null);
-		if(Platform.MAC.equals(Platform.getCurrent())) {
-			importTextareaEl.sendKeys(Keys.COMMAND + "v");
-		} else {
-			importTextareaEl.sendKeys(Keys.CONTROL + "v");
-		}
+		//focus
+		importTextareaEl.sendKeys("");
+		OOGraphene.textarea(importTextareaEl, csv, browser);
+		return this;
+	}
+	
+	public ImportUserPage changePassword() {
+		By updatePassword = By.cssSelector("input[name='update.password'][type='checkbox']");
+		browser.findElement(updatePassword).click();
+		OOGraphene.waitBusy(browser);
 		return this;
 	}
 	
@@ -77,7 +77,10 @@ public class ImportUserPage {
 	 * @param sb
 	 */
 	public UserVO append(String username, String password, String firstName, String lastName, StringBuilder sb) {
-
+		if(sb.length() > 0) {
+			sb.append("\\n");
+		}
+		
 		String email = username.replace("-", "") + "@frentix.com";
 		String institution = "frentix GmbH";
 		String institutionNumber = "034-" + System.currentTimeMillis();
@@ -91,7 +94,7 @@ public class ImportUserPage {
 		  .append(email).append("	")
 		  .append(institution).append("	")
 		  .append(institutionNumber).append("	")
-		  .append(institutionEmail).append('\n');
+		  .append(institutionEmail);
 		
 		UserVO userVo = new UserVO();
 		userVo.setLogin(username);
@@ -101,6 +104,27 @@ public class ImportUserPage {
 		return userVo;
 	}
 	
+	public UserVO append(UserVO userVo, String newLastName, String password, StringBuilder sb) {
+		if(sb.length() > 0) {
+			sb.append("\\n");
+		}
+		sb.append(userVo.getLogin()).append("	")
+		  .append(password).append("	")
+		  .append("de").append("	")
+		  .append(userVo.getFirstName()).append("	");
+		if(newLastName != null) {
+			sb.append(newLastName).append("	");
+			userVo.setLastName(newLastName);
+		} else {
+			sb.append(userVo.getLastName()).append("	");
+		}
+		sb.append(userVo.getEmail()).append("	")
+		  .append("").append("	")
+		  .append("").append("	")
+		  .append("");
+		return userVo;
+	}
+	
 	public ImportUserPage assertGreen(int numOfGreen) {
 		By greenBy = By.cssSelector(".o_dnd_label i.o_icon_new");
 		List<WebElement> greenEls = browser.findElements(greenBy);
@@ -108,6 +132,14 @@ public class ImportUserPage {
 		return this;
 	}
 	
+	public ImportUserPage assertWarn(int numOfWarns) {
+		By warnBy = By.cssSelector(".o_dnd_label i.o_icon_warn");
+		List<WebElement> warnEls = browser.findElements(warnBy);
+		Assert.assertEquals(numOfWarns, warnEls.size());
+		return this;
+		
+	}
+	
 	/**
 	 * Next
 	 * @return this