Hello,

Can you check your iDRAC version at first, but there is a general limitation in iDRAC "When using Internet Explorer or Google Chrome to access the HTML5 virtual console from a Windows operating system, the floating menu at the top of the window may not be displayed." page 12

https://dell.to/35ImmPm

Also you can check Internet Explorer / Tools/Internet Options/Advanced and uncheck Use SSL 3.0 Close and reopen IE

 

iDRAC latest version https://dell.to/3bIzojK
In your firmware browser, disable popup blocker or a plug-in like adblock if you are using it. After update, you can try the supported browsers here. https://www.dell.com/support/manuals/en-us/idrac7-8-lifecycle-controller-v2.65.65.65/idrac_2.65.65.65_rn/what-is-supported?guid=guid-58b8bc62-cd1a-413d-8831-966ef725ef7c&lang=en-us 
Supported web browsers
Microsoft Internet Explorer 11
Microsoft EDGE
Safari version 8.0.8
Safari version 9.0.3
Mozilla Firefox version 57
Mozilla Firefox version 58
Google Chrome version 62
Google Chrome version 63

 

You can check if the presence port has been changed. You can change the plug-in type to java or use it with different browsers.

 

Let us know if this helps!