You have to change Treeview font to none-proportional, like 'Courier New'. You can do that by right-clicking on Treeview and selecting Treeview properties at the bottom of the list.

>
>How to make the data on treeview to be appears left Justify, the data includes the following
>Account number 10 N
>Account name 40 c
>Balance 12,3 n
>
>Loading the data on treeview :-
>
>O.ADD(ALLTRIM(m.PKEY),4,ALLTRIM(m.CKEY), ALLTRIM(STR(amaster.acctno)) + SPACE(10) + PADR(ALLTRIM(ACCTNAME),40,' ') + SPACE(20) + MCUSTBA,0)
>
>
>Best Regards