diff --git a/packages/engine/src/ot/index.ts b/packages/engine/src/ot/index.ts
index 3dec4a0d..47d60848 100644
--- a/packages/engine/src/ot/index.ts
+++ b/packages/engine/src/ot/index.ts
@@ -20,7 +20,7 @@ import RangeColoring from './range-coloring';
 import OTDoc from './doc';
 import Consumer from './consumer';
 import Mutation from './mutation';
-import { toJSON0 } from './utils';
+import { toJSON0, isCursorOp } from './utils';
 import { random } from '../utils';
 import './index.css';
 
@@ -61,7 +61,20 @@ class OTModel extends EventEmitter2 implements OTInterface {
 		const operations = filterOperations(this.waitingOps);
 		if (operations.length > 0) {
 			this.waitingOps = [];
-			this.apply(operations);
+			this.apply(
+				operations.filter((op) => {
+					// 过滤掉修改自身光标位置的操作
+					if (
+						isCursorOp(op) &&
+						op.p.includes(
+							`data-selection-${this.currentMember?.uuid}`,
+						)
+					) {
+						return false;
+					}
+					return true;
+				}),
+			);
 			this.engine.history.handleRemoteOps(operations);
 			const selections = this.selection.getSelections();
 			this.renderSelection(selections);
diff --git a/plugins/quote/src/index.ts b/plugins/quote/src/index.ts
index 83fbcf1b..f23d88b1 100644
--- a/plugins/quote/src/index.ts
+++ b/plugins/quote/src/index.ts
@@ -173,7 +173,26 @@ export default class extends BlockPlugin<Options> {
 		const { change, node } = this.editor;
 		const range = change.range.get();
 		const blockApi = this.editor.block;
-		if (!blockApi.isFirstOffset(range, 'start')) return;
+
+		const inEnd = blockApi.isLastOffset(range, 'end');
+		if (inEnd && !range.collapsed) {
+			const startBlock = blockApi.closest(range.startNode);
+			const endBlock = blockApi.closest(range.endNode);
+			const startParentBlock = startBlock.parent();
+			const endParentBlock = endBlock.parent();
+			if (
+				startParentBlock &&
+				endParentBlock &&
+				endParentBlock.name === 'blockquote' &&
+				!startParentBlock.equal(endParentBlock)
+			) {
+				endParentBlock.remove();
+				return;
+			}
+		}
+
+		const inFirst = blockApi.isFirstOffset(range, 'start');
+		if (!inFirst) return;
 		const block = blockApi.closest(range.startNode);
 		const parentBlock = block.parent();