What is Shift + Page Down keyboard shortcut for?

Visual Studio Code (Windows) - Scroll page down  

SQL Server Management Studio (SSMS) - Extend selection down one page  

Lazarus IDE V3.6 - Move component to back  

Atom (Windows) - core:select-page-down  

Visual Studio Code (Linux) - Scroll page down  

Firefox Developer Tools (macOS) - Decrement selected value by 100  

Delphi - Moves the cursor down one line and selects from the right of the starting cursor position  

Free Pascal IDE - Extend selection one page down  

jEdit - Extend selection by one screenful.  

Firefox Developer Tools (Windows) - Decrement selected value by 100  

ChessBase 13 - Mark page - full of games  

Total War: Attila - Decrease camera rotation  

Dungeon Keeper 1 & 2 - (KeeperFX only) Tilt down  

Total War: Attila (Mac) - Decrease camera rotation  

Arch Linux - Scroll console buffer down  

Alacritty 0.9.0 - Scroll page down  

Cisco Webex App (Windows) - Page down  

Adobe After Effects 2021 - Go forward 10 frames  

CorelDRAW 2020 - Move object to the bottom of the stacking order.  

CorelDRAW 2020 - Select Down 1 Frame  

CorelDRAW 2020 - Select Down 1 Frame  

Paint.NET - Scroll right  

Houdini - Select next sibling  

Shotcut - Forward Two Seconds  

Autodesk 3ds Max 2021 - Select Children  

Autodesk 3ds Max 2021 - Select Children  

Autodesk 3ds Max 2021 - Select Children  

PotPlayer 1.7 - Next bookmark / Chapter  

Corel Photo-Paint 2021 - Arrange > Order > To back  

Studio One 5.4 - Page Down Extend  

LibreOffice Calc - Selects cells from the current cell down to one page in the current column or extends the existing selection one page down  

Koreader - Zoom out  

Excel for the web - Extend selection down one screen (28 rows)  

WPS Office - Selects the cell range from the current cells to the next screen of the same column(s)  

Viz Artist 4.4 - Dopesheet View  

Dynamics 365 Business Central - Extend the selection of rows to include all visible rows below the current selection of rows  

Avid Pro Tools 2021.6 - Move ahead five playlists  

OnlyOffice Spreadsheet Editor - Extend the selection down one screen  

Double Commander 1.1.20 - Select one page down  

Altium Designer - Zoom-out, relative to the current cursor location and in progressively larger steps  

Altium Designer - Extend a selection by one page down from the current cursor position  

Maptek Vulcan - Moves the current slicing plane backwards through space by snapping to an exact multiple of the slice step, relative to the initial slice creation position.  

CircuitStudio - Zoom-out small increments  

WezTerm - Scroll by page 1  

Everything - Extend item selection  

Xshell 8 - Page down  

JAWS - Read to the bottom of the column  

Microsoft Word 2019 - Extend a selection one screen down  

TeXstudio 4.7.2 - Select page down  

CudaText 1.88.3 - Caret page down, select  

OnlyOffice Document Editor - Select the page down to the lower part of the screen  

Ace Editor - Select page down  

Most used text editing - Select a frame of text below the cursor  

MS-DOS Edit - Screen down  

Microsoft FrontPage - Move one screen down.  

LibreOffice Writer - Move down screen page with selection  

Ace Editor (Mac) - Select page down