Steps to reproduce:

1. In an empty workbook, move to B1.
2. Press a letter.
3. Press down and left.

Actual behavior:

If I press down and left too fast, I hear either B2 or nothing.

Expected behavior:

I should hear A2.

System configuration

NVDA installed/portable/running from source:

Installed

NVDA version:

2020.4

Windows version:

Version 2004 (OS Build 19041.867)

Name and version of other software in use when reproducing the issue:

Microsoft® Excel® 2019 MSO (16.0.13801.20240) 32-bit

Other information about your system:

Other questions

Does the issue still occur after restarting your computer?

Yes

Have you tried any other versions of NVDA? If so, please report their behaviors.

2020.3, same result

If add-ons are disabled, is your problem still occurring?

Yes

Did you try to run the COM registry fixing tool in NVDA menu / tools?

No