A knowledge base article about ITSM/HR ServiceNow Supported Web Browsers provided by the UC Berkeley IT Service Hub - Knowledge Portal
As of November 2018, the ITSM/HR ServiceNow system supports the latest public version or service pack of:
And for tablets devices (* not supported on mobile phone browsers):
¤ - Internet Explorer is susceptible to memory leaks which may impact performance. Compatibility mode is not supported.
¤ - In some Safari versions, user credentials may be disclosed to an unexpected site via auto-fill
The system works best with Chrome.
Read more at the ServiceNow browser support page.