The view is already set to all defaults. This is the system info:
Rhino 6 SR20 2019-11-18 (Rhino 6, 6.20.19322.20361, Git hash:master @ f60ce76e397bba419469ae5277fc1578641caa3a)
License type: Evaluation, build 2019-11-18
License details: Stand-Alone
Expires on: 2020-02-06
Windows 10.0 SR0.0 or greater (Physical RAM: 16Gb)
Machine name: MATT-PC
Non-hybrid graphics.
Primary display and OpenGL: AMD FirePro V3900 (ATI FireGL) (AMD) Memory: 1GB, Driver date: 1-30-2017 (M-D-Y). OpenGL Ver: 1.1.0
OpenGL Settings
Safe mode: Off
Use accelerated hardware modes: On
Redraw scene when viewports are exposed: On
Anti-alias mode: None
Mip Map Filtering: Linear
Anisotropic Filtering Mode: Height
Vendor Name: Microsoft Corporation
Render version: 0.0
Shading Language: Not supported
Driver Date: 1-30-2017
Driver Version: 15.201.2401.1010
Maximum Texture size: 1024 x 1024
Z-Buffer depth: 32 bits
Maximum Viewport size: 16384 x 16384
Total Video Memory: 1 GB