Main Page FileTypesMan Utility NirSoft Utilities
.1st Extension - List of programs that can open .1st files

In the following table, you can find a list of programs that can open files with .1st extension.This list is created by collecting extension information reported by users through the 'send report' option of FileTypesMan utility.
The product name, description, and company name are taken from the version information of the .exe file.The 'Actions' list is taken from the context menu items added to Explorer by the specified program.The 'Popularity' column displays one of the following 4 values: Low, Medium, High, and Very High, which is determined according to the number of users that sent the specified record.

EXE NameProduct NameDescriptionCompanyActionsPopularity
NOTEPAD.EXEEditorMicrosoft Corporationedit, openLow
Notepad.exe   openLow
Notepad2.exe Notepad2 openLow
notetab.exeNoteTab LightNoteTab LightFookes Holding Ltdedit, open, print, printtoLow
WORDPAD.EXEWindows Wordpad ApplicationMicrosoft CorporationopenLow

In the following table, you can find a list of file types information that is associated with .1st extension.

Type NameDescriptionPerceived TypeContentTypeDLL/EXE FileDLL/EXE DetailsPopularity
1ST_auto_file     Medium
ntlfileNoteTab Light document NoteTab Light documentNoteTab.exeNoteTab Light, Fookes Holding LtdLow

Registry keys related to this extension


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