Note:- Please take backup before using this option.

Go to Reports > Management Report > Utilities > Misc. Utilities > Compare Data from Backup > Recover data window will be appear > Press enter key > Check path/define path(where software data is saved) > Backup files will be appear > Press enter on selected backup(with which backup user wants to compare his current data) > Error in comparisons list will be appear > Take screen shorts of this window & follow the below steps to recover this bills etc:-

1. Go to Reports > Management Report > Utilities > Misc. Utilities > Recover Data from Backup > Recover missing from backup window will be appear > Check the path of backup file and the press enter key > After pressing enter key backup files will be appear > Select the backup file by pressing enter(which is select while compare data) > Date range window will be appear > Feed date range(Which date data user wants to recover) > For---"Recover both" > Then press enter key > All bills of selected date will be appear> Select bill by pressing space bar key or by pressing plus(+) key > Then press"F6" key from the key board > Type SURE on appear window then press enter. 

2. User have to create bill,voucher etc.(which are missing in current data) manually.