Data corrupt after upgrade to 8.6.9
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 I have important notes. 
 They encounter the notepad is suddenly shutdown. After I execute it.
 The content is all disappear.
 I have encounter twice.
 The file is put at external HDD.
 There are no accident before
 But It happen after It auto upgrade to 8.6.9- How can I recover my file?
 I have tried recovery aapliication.
 They are useless.
 RECUVA / Bitwar Data Recovery
 Does anyone encounter same problem too? 
- How can I recover my file?
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 @TwiceCake said in Data corrupt after upgrade to 8.6.9: I have important notes. 
 …
 The content is all disappear.
 …
 Does anyone encounter same problem too?Yes, a key common element is people who fail to back up or make copies of their important notes. Take a look at FAQ: Periodic Backup vs AutoSave as it’s possible you had already enabled one of the backup mechanism that are available for Notepad++. 
