Error in installing TestNG 7.4 in Eclipse Oxygen 4.7

[rianna...@yahoo.com]

How to install TestNG 7.4 in Eclipse Oxygen 4.7? I did from Eclipse Marketplace and got this error:

Missing requirement: TestNG Eclipse Support 7.1.0.202003090500 (org.testng.eclipse 7.1.0.202003090500) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Missing requirement: TestNG Eclipse Support 7.1.1.202003100345 (org.testng.eclipse 7.1.1.202003100345) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Missing requirement: TestNG Eclipse Support 7.2.0.202004281604 (org.testng.eclipse 7.2.0.202004281604) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Missing requirement: TestNG Eclipse Support 7.2.0.202005051752 (org.testng.eclipse 7.2.0.202005051752) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Missing requirement: TestNG Eclipse Support 7.3.0.202008060412 (org.testng.eclipse 7.3.0.202008060412) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Missing requirement: TestNG Eclipse Support 7.4.0.202105021622 (org.testng.eclipse 7.4.0.202105021622) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Missing requirement: TestNG Eclipse Support 7.4.0.202106051955 (org.testng.eclipse 7.4.0.202106051955) requires 'bundle org.eclipse.jdt.launching 3.10.0' but it could not be found
  Cannot satisfy dependency:
    From: TestNG 7.1.0.202003090500 (org.testng.eclipse.feature.group 7.1.0.202003090500)
    To: org.testng.eclipse [7.1.0.202003090500]
  Cannot satisfy dependency:
    From: TestNG 7.1.1.202003100345 (org.testng.eclipse.feature.group 7.1.1.202003100345)
    To: org.testng.eclipse [7.1.1.202003100345]
  Cannot satisfy dependency:
    From: TestNG 7.2.0.202004281604 (org.testng.eclipse.feature.group 7.2.0.202004281604)
    To: org.testng.eclipse [7.2.0.202004281604]
  Cannot satisfy dependency:
    From: TestNG 7.2.0.202005051752 (org.testng.eclipse.feature.group 7.2.0.202005051752)
    To: org.testng.eclipse [7.2.0.202005051752]
  Cannot satisfy dependency:
    From: TestNG 7.3.0.202008060412 (org.testng.eclipse.feature.group 7.3.0.202008060412)
    To: org.testng.eclipse [7.3.0.202008060412]
  Cannot satisfy dependency:
    From: TestNG 7.4.0.202105021622 (org.testng.eclipse.feature.group 7.4.0.202105021622)
    To: org.testng.eclipse [7.4.0.202105021622]
  Cannot satisfy dependency:
    From: TestNG 7.4.0.202106051955 (org.testng.eclipse.feature.group 7.4.0.202106051955)
    To: org.testng.eclipse [7.4.0.202106051955]
  Cannot satisfy dependency:
    From: TestNG M2E (Maven) Integration (Optional) 7.4.0.202106051955 (org.testng.eclipse.maven.feature.feature.group 7.4.0.202106051955)
    To: org.testng.eclipse.feature.group [7.1.0,8.0.0)