What is the process of changing my contribution percentage in 401K

For Changing the contribution percentage in Voya , you will have to either call at Voya helpline or you can login to the portal and make changes by yourself. You can use this link for downloading the document and follow the process as mentioned.Link - https://eteaminfoservices.sharepoint.com/sites/HumanResources/Shared%20Documents/Forms/AllItems.aspx?ct=1629217735521&or=Teams%2DHL&originalPath=aHR0cHM6Ly9ldGVhbWluZm9zZXJ2aWNlcy5zaGFyZXBvaW50LmNvbS86Zjovcy9IdW1hblJlc291cmNlcy9FbnRaSlQ0MGdXQkRxVEJJTWZUa2RPd0JpcWZPN3JaS3dObWMyQnFBUU9lY0RnP3J0aW1lPUxvLVlHNXhoMlVn&isAscending=false&id=%2Fsites%2FHumanResources%2FShared%20Documents%2FHumanResources%2DUS%2FNew%5FOnboarding%2FHubspot%20Documents%2F401k%20Benefits&sortField=LinkFilename&viewid=f30ad99b%2Dc366%2D4389%2D95ae%2D0fb080464a49. User Name - host@eteaminc.com Password - eTeam#123$