[GNC] How do I add notes to my columns?

[ToddAndMargo]

>> On Fri, 21 Aug 2020 at 18:44, ToddAndMargo via gnucash-user 
>> <gnucash-user at gnucash.org <mailto:gnucash-user at gnucash.org>> wrote:
>> 
>>     Hi All,
>> 
>>     gnucash-4.1-1.fc32.x86_64
>> 
>>     I see I can View->Sort by "Notes"
>> 
>>     How do I add a "notes" column to my accounts:
>> 
>> 
>>     Many thanks,
>>     -T

On 2020-08-21 02:04, David H wrote:
> Turn on Double line mode on the View menu and you'll see it shows up on 
> line 2 for each register transaction.
> 
> Cheers David H.

Any way to get it in single line mode?