• Go to Masters > Passwords & Powers > Freez Data.

• A 'Freez Data' window will appear.
• The user can view Last date for Contra Entry is '01-08-2023' (It will get auto pick by the software). 
• In 'Auto Freez Back Date', the user needs to mention the number of days for which Data needs to be Freez. 
• Suppose mention '1'.

Note: ‘Auto Freez’ option will only work on ‘Back date’ i.e. the user can only modify those bills which have been created before mentioned days i.e. 1 days of last invoice date.

• The user will click on 'Accept'.

• The user can view '01-08-2023' data can be modify.

• The software will not allow to modify for '31-07-2023' a day before '01-09-2023', the software will give alert of 'Contra Freez upto: 31-07-2023'.

After following the above steps, the user can Freez Back Date for Contra in Marg Software.