My Android studio shows me the following window every time I start

So I decided to update it. After clicking update in Android Studio build.gradle , the project will open. I am changing the gradle version to 4.1 as suggested when popping up and click synchronize in Android Studio
classpath 'com.android.tools.build:gradle:4.1'
I see the following error
Error:Could not find com.android.tools.build:gradle:4.1. Searched in the following locations: file:/C:/Program Files/Android/Android Studio/gradle/m2repository/com/android/tools/build/gradle/4.1/gradle-4.1.pom file:/C:/Program Files/Android/Android Studio/gradle/m2repository/com/android/tools/build/gradle/4.1/gradle-4.1.jar https://jcenter.bintray.com/com/android/tools/build/gradle/4.1/gradle-4.1.pom https://jcenter.bintray.com/com/android/tools/build/gradle/4.1/gradle-4.1.jar https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/4.1/gradle-4.1.pom https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/4.1/gradle-4.1.jar
I checked C:\Program Files\Android\Android Studio\gradle\m2repository\com\android\tools\build\gradle and there is no folder inside 4.1 . Do I need to install it manually?
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