diff --git a/app/MindWork AI Studio/Assistants/BatchProcessing/AssistantBatchProcessing.razor b/app/MindWork AI Studio/Assistants/BatchProcessing/AssistantBatchProcessing.razor
index b86ba94b..e93ee20a 100644
--- a/app/MindWork AI Studio/Assistants/BatchProcessing/AssistantBatchProcessing.razor	
+++ b/app/MindWork AI Studio/Assistants/BatchProcessing/AssistantBatchProcessing.razor	
@@ -42,9 +42,12 @@
     }
 </MudSelect>
 
+@* No default target in this assistant on purpose. It is long enough to scroll, so the zone which
+   would catch everything is usually off screen -- and a file disappearing into something the user
+   cannot see is worse than a drop which does nothing. Here, every zone has to be aimed at. *@
 @if (this.promptSource is BatchProcessingPromptSource.FREE_PROMPT)
 {
-    <ReadFileContent Text="@T("Load prompt from file")" @bind-FileContent="@this.freePrompt" EnableDragDrop="true" CatchAllDocuments="true" Disabled="@this.isProcessingBatch"/>
+    <ReadFileContent Text="@T("Load prompt from file")" @bind-FileContent="@this.freePrompt" EnableDragDrop="true" Disabled="@this.isProcessingBatch"/>
 
     <MudTextField T="string" @bind-Text="@this.freePrompt" Validation="@this.ValidateFreePrompt" Immediate="@true" Disabled="@this.isProcessingBatch" Label="@T("What should the AI do with each document?")" HelperText="@T("These instructions are applied to every single document of the batch run.")" Variant="Variant.Outlined" Margin="Margin.Normal" Lines="5" AutoGrow="@true" MaxLines="26" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 
@@ -52,7 +55,7 @@
 }
 else if (this.promptSource is BatchProcessingPromptSource.FILE_IMPORT)
 {
-    <ReadFileContent Text="@T("Select the file with your instructions")" @bind-FileContent="@this.ImportedPrompt" Filter="@([FileTypes.MARKDOWN])" ShowAttachedDocumentState="@true" EnableDragDrop="true" CatchAllDocuments="true" Disabled="@this.isProcessingBatch"/>
+    <ReadFileContent Text="@T("Select the file with your instructions")" @bind-FileContent="@this.ImportedPrompt" Filter="@([FileTypes.MARKDOWN])" ShowAttachedDocumentState="@true" EnableDragDrop="true" Disabled="@this.isProcessingBatch"/>
 
     @if (!string.IsNullOrWhiteSpace(this.promptFilePath))
     {
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor
index a601ceb5..f0e8f378 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor	
@@ -121,10 +121,11 @@
                                 <MudPaper Outlined="true" Class="pa-4 h-100">
                                     <MudText Typo="Typo.h5">@T("Source material")</MudText>
                                     <MudText Typo="Typo.body2" Class="mb-2">@T("Documents, spreadsheets, images, audio, and video are considered as source context.")</MudText>
+                                    @* No default target on purpose: with two zones side by side, the
+                                       user has to aim at the one they mean. *@
                                     <AttachDocuments Name="Visual briefing source material"
                                                      @bind-DocumentPaths="@this.editor.SourceMaterial"
                                                      OnChange="@this.EnforceSourceExclusivityAsync"
-                                                     CatchAllDocuments="true"
                                                      UseSmallForm="false"
                                                      Provider="@this.editor.Provider"
                                                      Disabled="@this.IsCurrentBusy"/>
diff --git a/app/MindWork AI Studio/Dialogs/ChatTemplateDialog.razor b/app/MindWork AI Studio/Dialogs/ChatTemplateDialog.razor
index 6de48770..791eb151 100644
--- a/app/MindWork AI Studio/Dialogs/ChatTemplateDialog.razor	
+++ b/app/MindWork AI Studio/Dialogs/ChatTemplateDialog.razor	
@@ -94,7 +94,6 @@
                 Name="ChatTemplateFileAttachments"
                 @bind-DocumentPaths="@this.fileAttachments"
                 UseSmallForm="false"
-                CatchAllDocuments="true"
                 ValidateMediaFileTypes="false"
                 Disabled="@this.IsReadOnly"
             />