Hi Glen,
Since the issue persists, you may try the following steps and check if it helps.
Method 1:
Follow the steps to change the DEP settings and check if it helps.
a) Click Start
b) Right click on Computer, and select Properties.
c) Click on Advanced System Settings, click the Advanced Tab
d) In the Performance section, click Settings
e) Select the "Data Execution Protection" tab, and then click the 'Turn on DEP for all programs and services except those I select' option.
f) **** Click the Add button, and then browse to C:\Windows\System32\dllhost.exe
g) Click open, click OK on the warning message.
h) **** Click Apply/OK.
Check if the issue still persists.
For further information, refer to the article:
Change Data Execution Prevention settings
Data Execution Prevention: frequently asked questions
Method 2:
If that doesn’t help try creating a new User account and check if the issue occurs.
Refer the article to create new user account:
Step 2:
If you are not facing the issue in new user account, then issue is related to a corrupt user account.
You may follow the steps from the article to repair the corrupt user profile:
Hope the information helps.