[SL] Backup/Restore ?

[<yb...@gm...>]

Hi ALL;

I did backup..How can I restore it (System > Back-To-File)
(I've phppgadmin & webmin installed)
Sarge3.1-3 & Sql-Ledger 2.6.19
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Thanks  &  All  the  Best;
YassinB