diff --git a/extensions/notebook-renderers/src/index.ts b/extensions/notebook-renderers/src/index.ts
index 431869ad211..ef9240df2b7 100644
--- a/extensions/notebook-renderers/src/index.ts
+++ b/extensions/notebook-renderers/src/index.ts
@@ -515,6 +515,11 @@ export const activate: ActivationFunction<void> = (ctx) => {
 					}
 					break;
 				default:
+					if (outputInfo.mime.indexOf('text/') > -1) {
+						disposables.get(outputInfo.id)?.dispose();
+						const disposable = renderText(outputInfo, element, latestContext);
+						disposables.set(outputInfo.id, disposable);
+					}
 					break;
 			}
 			if (element.querySelector('div')) {
diff --git a/src/vs/workbench/contrib/notebook/browser/view/cellParts/cellOutput.ts b/src/vs/workbench/contrib/notebook/browser/view/cellParts/cellOutput.ts
index f60ac478dab..3ec60d0ce1d 100644
--- a/src/vs/workbench/contrib/notebook/browser/view/cellParts/cellOutput.ts
+++ b/src/vs/workbench/contrib/notebook/browser/view/cellParts/cellOutput.ts
@@ -200,18 +200,23 @@ class CellOutputElement extends Disposable {
 			return undefined;
 		}
 
-		const pickedMimeTypeRenderer = mimeTypes[pick];
-		const innerContainer = this._generateInnerOutputContainer(previousSibling, pickedMimeTypeRenderer);
+		const selectedPresentation = mimeTypes[pick];
+		let renderer = this.notebookService.getRendererInfo(selectedPresentation.rendererId);
+		if (!renderer && selectedPresentation.mimeType.indexOf('text/') > -1) {
+			renderer = this.notebookService.getRendererInfo('vscode.builtin-renderer');
+		}
+
+		const innerContainer = this._generateInnerOutputContainer(previousSibling, selectedPresentation);
 		this._attachToolbar(innerContainer, notebookTextModel, this.notebookEditor.activeKernel, index, mimeTypes);
 
 		this.renderedOutputContainer = DOM.append(innerContainer, DOM.$('.rendered-output'));
 
-		const renderer = this.notebookService.getRendererInfo(pickedMimeTypeRenderer.rendererId);
-		this.renderResult = renderer
-			? { type: RenderOutputType.Extension, renderer, source: this.output, mimeType: pickedMimeTypeRenderer.mimeType }
-			: this._renderMissingRenderer(this.output, pickedMimeTypeRenderer.mimeType);
 
-		this.output.pickedMimeType = pickedMimeTypeRenderer;
+		this.renderResult = renderer
+			? { type: RenderOutputType.Extension, renderer, source: this.output, mimeType: selectedPresentation.mimeType }
+			: this._renderMissingRenderer(this.output, selectedPresentation.mimeType);
+
+		this.output.pickedMimeType = selectedPresentation;
 
 		if (!this.renderResult) {
 			this.viewCell.updateOutputHeight(index, 0, 'CellOutputElement#renderResultUndefined');