Platform : Windows 11, Windows 10, Windows 8, Vista, XP
It is PDF Viewer SDK, fast open PDF, support print a PDF, searching the text with C , C#, VB.Net , VB6, Delphi, Vfp, MS Access.
Step 1: To install the PDF Viewer SDK ActiveX Control, begin by launching the setup file (https://www.viscomsoft.com/demo/pdfviewersetup.exe). Select the desired installation folder for the PDF Viewer SDK ActiveX and continue with the installation on your development computer.
Step 2: Launch Visual Basic 6.0. Select New Project, Select Standard EXE.
Step 3: Select Project - References... , Select PDF Viewer SDK ActiveX Control
Step 4: Now you will see the PDF Viewer SDK ActiveX on toolbar, drag it on form.
Step 5: Create the UI like the following screen.

Step 6: In form load event, add the following code
Private Sub Form_Load()
cbostampicon.AddItem ("Approved")
cbostampicon.AddItem ("Asls")
cbostampicon.AddItem ("Confidential")
cbostampicon.AddItem ("Departmental")
cbostampicon.AddItem ("Draft")
cbostampicon.AddItem ("Experimental")
cbostampicon.AddItem ("Expired")
cbostampicon.AddItem ("Final")
cbostampicon.AddItem ("ForComment")
cbostampicon.AddItem ("ForPublicRelease")
cbostampicon.AddItem ("NotApproved")
cbostampicon.AddItem ("NotForPublicRelease")
cbostampicon.AddItem ("Sold")
cbostampicon.AddItem ("TopSecret")
cbostampicon.ListIndex = 0
cbostampcolor.AddItem ("transparent")
cbostampcolor.AddItem ("aqua")
cbostampcolor.AddItem ("black")
cbostampcolor.AddItem ("blue")
cbostampcolor.AddItem ("fuchsia")
cbostampcolor.AddItem ("gray")
cbostampcolor.AddItem ("green")
cbostampcolor.AddItem ("lime")
cbostampcolor.AddItem ("maroon")
cbostampcolor.AddItem ("navy")
cbostampcolor.AddItem ("olive")
cbostampcolor.AddItem ("orange")
cbostampcolor.AddItem ("purple")
cbostampcolor.AddItem ("red")
cbostampcolor.AddItem ("silver")
cbostampcolor.AddItem ("teal")
cbostampcolor.AddItem ("white")
cbostampcolor.AddItem ("yellow")
cbostampcolor.ListIndex = 3
PDFViewer1.PDFClearStamp
End Sub