SAP GUI, Business Client & Logon

In a load-balanced SAP GUI connection string, what do /M/, /S/, /G/, and /WAN specify?

Since SAP GUI 7.40 there are two landscape files — which one do you edit to enforce a central, standardized connection list, and which is the user's own?

At what scale does the installation server become the right SAP GUI distribution method instead of desktop-by-desktop or a network medium?

On a SAP GUI installation server, which executable defines the available packages and which one do client machines actually run to install or patch?

A user complains they can't open a sixth SAP GUI window — which parameter governs this, and what does it NOT limit?

A user types /NEX expecting to close their current screen — what actually happens, and how does it differ from /N and /O?

Beyond the Fiori app UIs and launchpad, what backend component must an on-premise Fiori deployment have, and what breaks without it?

For S/4HANA Fiori, what does choosing hub deployment over the recommended embedded deployment actually buy you?

A team wants to freeze an old SAP GUI for Windows version 'to stay compatible' with their system — why is that backwards, and when do you still need the Windows GUI at all?

How do you set a custom SAP GUI start picture via SMW0, and what's the easy way to suppress it entirely?

A team assumes they must keep SAP GUI around because the Fiori launchpad 'only runs Fiori apps' — is that correct?

In a SAP GUI connection string routed through a SAProuter, what do /H/, /S/, and /W/ specify?

SAP GUI for HTML won't load for any user — since there's no client install, where do you look first?

When adding a system to SAP Logon, why is Group/Server Selection the right choice for production while Custom Application Server is mainly for troubleshooting?

Your user base mixes Windows, macOS and Linux desktops — which SAP GUI flavor goes where, and what capability do the non-Windows ones give up?

Should you uninstall the old SAP GUI for Windows before installing a new release, and what happens to the existing connection configuration?

For the SAP GUI admin config file, what's the operational trade-off between a pull request and a push request?

You want to stop end users deleting or editing their saved system connections — do you deploy SAP Logon or SAP Logon Pad, and why not just lock down the other?

Your end users are locked-down standard accounts with no local admin rights — how does an installation server let them install SAP GUI anyway?

What does SAP Business Client unify, and what's the deployment catch teams overlook compared to SAP GUI for HTML?

A Fiori (SAPUI5) tile renders fine but shows no data — given how a Fiori app talks to the backend, what layer do you suspect?

You created the logon-screen text element ZLOGIN_SCREEN_INFO in SE61 in DEV but it doesn't appear in production — what step did you miss?

A Basis admin used to opening SAP Logon is given access to an S/4HANA Cloud (Public) tenant, but SAP GUI will not connect to it at all. Why, and how is the system reached instead?

You open two SAP GUI screenshots of the same transaction and the Save button sits in completely different places. What determines that, and does it change what the transaction does?

Opening the Fiori launchpad from SAP GUI throws up a message that the browser is no longer supported. Which browser triggers this, and how do you change the SAP GUI default so it stops happening?