Update dev-guide-transaction-restraints.md

develop/dev-guide-transaction-restraints.md

@@ -711,7 +711,7 @@ The basic principle is to limit the size of the transaction. At the KV level, Ti
 
 - The maximum single row record size is 120 MiB.
 
-    - You can adjust it by using the [`performance.txn-entry-size-limit`](/tidb-configuration-file.md#txn-entry-size-limit-new-in-v4010-and-v500) configuration parameter of tidb-server for TiDB v4.0.10 and later v4.0.x versions, TiDB v5.0.0 and later versions. The value is `6 MB` for versions earlier than v4.0.10.
+    - You can adjust it by using the [`performance.txn-entry-size-limit`](https://docs.pingcap.com/tidb/stable/tidb-configuration-file#txn-entry-size-limit-new-in-v4010-and-v500) configuration parameter of tidb-server for TiDB v4.0.10 and later v4.0.x versions, TiDB v5.0.0 and later versions. The value is `6 MB` for versions earlier than v4.0.10.
     - Starting from v7.6.0, you can use the [`tidb_txn_entry_size_limit`](/system-variables.md#tidb_txn_entry_size_limit-new-in-v760) system variable to dynamically modify the value of this configuration item.
 
 - The maximum single transaction size supported is 1 TiB.