diff --git a/connectors/src/connectors/microsoft/index.ts b/connectors/src/connectors/microsoft/index.ts
index 79d03a70762e..e63fffccde86 100644
--- a/connectors/src/connectors/microsoft/index.ts
+++ b/connectors/src/connectors/microsoft/index.ts
@@ -171,7 +171,7 @@ export async function fullResyncMicrosoftConnector(
   fromTs: number | null
 ) {
   console.log("fullResyncMicrosoftConnector", connectorId, fromTs);
-  return launchMicrosoftFullSyncWorkflow(connectorId);
+  return launchMicrosoftFullSyncWorkflow(connectorId, null);
 }
 
 function getIdFromResource(r: MicrosoftRootResource) {
diff --git a/connectors/src/connectors/microsoft/temporal/activities.ts b/connectors/src/connectors/microsoft/temporal/activities.ts
new file mode 100644
index 000000000000..9bd4cfc75a4a
--- /dev/null
+++ b/connectors/src/connectors/microsoft/temporal/activities.ts
@@ -0,0 +1,18 @@
+import type { ModelId } from "@dust-tt/types";
+
+import logger from "@connectors/logger/logger";
+import type { DataSourceConfig } from "@connectors/types/data_source_config";
+
+export async function fullSyncActivity({
+  connectorId,
+  dataSourceConfig,
+}: {
+  connectorId: ModelId;
+  dataSourceConfig: DataSourceConfig;
+}): Promise<void> {
+  logger.info(
+    `To implement: full sync for connector ${connectorId} with config ${JSON.stringify(
+      dataSourceConfig
+    )}`
+  );
+}
diff --git a/connectors/src/connectors/microsoft/temporal/cast_known_errors.ts b/connectors/src/connectors/microsoft/temporal/cast_known_errors.ts
new file mode 100644
index 000000000000..5cad32befaf0
--- /dev/null
+++ b/connectors/src/connectors/microsoft/temporal/cast_known_errors.ts
@@ -0,0 +1,25 @@
+import type {
+  ActivityExecuteInput,
+  ActivityInboundCallsInterceptor,
+  Next,
+} from "@temporalio/worker";
+
+export class MicrosoftCastKnownErrorsInterceptor
+  implements ActivityInboundCallsInterceptor
+{
+  async execute(
+    input: ActivityExecuteInput,
+    next: Next<ActivityInboundCallsInterceptor, "execute">
+  ): Promise<unknown> {
+    try {
+      return await next(input);
+    } catch (err: unknown) {
+      // no error to intercept and cast as of yet
+      // but it will come very soon (below is to pleas the linter)
+      if (err instanceof Error) {
+        throw err;
+      }
+      throw err;
+    }
+  }
+}
diff --git a/connectors/src/connectors/microsoft/temporal/client.ts b/connectors/src/connectors/microsoft/temporal/client.ts
index a98d0fc1e9d4..edc2277d4215 100644
--- a/connectors/src/connectors/microsoft/temporal/client.ts
+++ b/connectors/src/connectors/microsoft/temporal/client.ts
@@ -1,15 +1,66 @@
 import type { ModelId, Result } from "@dust-tt/types";
-import { Err } from "@dust-tt/types";
+import { Err, Ok } from "@dust-tt/types";
 
+import { QUEUE_NAME } from "@connectors/connectors/microsoft/temporal/config";
+import {
+  fullSyncWorkflow,
+  microsoftFullSyncWorkflowId,
+} from "@connectors/connectors/microsoft/temporal/workflow";
+import { dataSourceConfigFromConnector } from "@connectors/lib/api/data_source_config";
+import { getTemporalClient, terminateWorkflow } from "@connectors/lib/temporal";
+import logger from "@connectors/logger/logger";
 import { ConnectorResource } from "@connectors/resources/connector_resource";
 
 export async function launchMicrosoftFullSyncWorkflow(
-  connectorId: ModelId
+  connectorId: ModelId,
+  fromTs: number | null
 ): Promise<Result<string, Error>> {
   const connector = await ConnectorResource.fetchById(connectorId);
   if (!connector) {
     return new Err(new Error(`Connector ${connectorId} not found`));
   }
+  if (fromTs) {
+    return new Err(
+      new Error("Google Drive connector does not support partial resync")
+    );
+  }
+
+  const client = await getTemporalClient();
+
+  const dataSourceConfig = dataSourceConfigFromConnector(connector);
 
-  throw Error("Not implemented");
+  const workflowId = microsoftFullSyncWorkflowId(connectorId);
+
+  try {
+    await terminateWorkflow(workflowId);
+    await client.workflow.start(fullSyncWorkflow, {
+      args: [{ connectorId, dataSourceConfig }],
+      taskQueue: QUEUE_NAME,
+      workflowId: workflowId,
+      searchAttributes: {
+        connectorId: [connectorId],
+      },
+      memo: {
+        connectorId: connectorId,
+      },
+    });
+    logger.info(
+      {
+        workspaceId: dataSourceConfig.workspaceId,
+        workflowId,
+      },
+      `Started workflow.`
+    );
+    return new Ok(workflowId);
+  } catch (e) {
+    logger.error(
+      {
+        workspaceId: dataSourceConfig.workspaceId,
+        workflowId,
+        error: e,
+      },
+      `Failed starting workflow.`
+    );
+    return new Err(e as Error);
+  }
 }
diff --git a/connectors/src/connectors/microsoft/temporal/worker.ts b/connectors/src/connectors/microsoft/temporal/worker.ts
index c0133101e53f..9e4b96ab8606 100644
--- a/connectors/src/connectors/microsoft/temporal/worker.ts
+++ b/connectors/src/connectors/microsoft/temporal/worker.ts
@@ -1 +1,38 @@
-export async function runMicrosoftWorker() {}
+import type { Context } from "@temporalio/activity";
+import { Worker } from "@temporalio/worker";
+
+import { MicrosoftCastKnownErrorsInterceptor } from "@connectors/connectors/microsoft/temporal/cast_known_errors";
+import * as sync_status from "@connectors/lib/sync_status";
+import {
+  getTemporalWorkerConnection,
+  TEMPORAL_MAXED_CACHED_WORKFLOWS,
+} from "@connectors/lib/temporal";
+import { ActivityInboundLogInterceptor } from "@connectors/lib/temporal_monitoring";
+import logger from "@connectors/logger/logger";
+
+import * as activities from "./activities";
+import { QUEUE_NAME } from "./config";
+
+export async function runMicrosoftWorker() {
+  const { connection, namespace } = await getTemporalWorkerConnection();
+  const workerFullSync = await Worker.create({
+    workflowsPath: require.resolve("./workflows"),
+    activities: { ...activities, ...sync_status },
+    taskQueue: QUEUE_NAME,
+    maxConcurrentActivityTaskExecutions: 15,
+    connection,
+    maxCachedWorkflows: TEMPORAL_MAXED_CACHED_WORKFLOWS,
+    reuseV8Context: true,
+    namespace,
+    interceptors: {
+      activityInbound: [
+        (ctx: Context) => {
+          return new ActivityInboundLogInterceptor(ctx, logger);
+        },
+        () => new MicrosoftCastKnownErrorsInterceptor(),
+      ],
+    },
+  });
+
+  await workerFullSync.run();
+}
diff --git a/connectors/src/connectors/microsoft/temporal/workflow.ts b/connectors/src/connectors/microsoft/temporal/workflow.ts
index fd207de78d9f..13bfe2b964a0 100644
--- a/connectors/src/connectors/microsoft/temporal/workflow.ts
+++ b/connectors/src/connectors/microsoft/temporal/workflow.ts
@@ -1,6 +1,28 @@
 import type { ModelId } from "@dust-tt/types";
+import { proxyActivities } from "@temporalio/workflow";
 
-export async function microsoftFullSync() {}
+import type * as activities from "@connectors/connectors/microsoft/temporal/activities";
+import type * as sync_status from "@connectors/lib/sync_status";
+import type { DataSourceConfig } from "@connectors/types/data_source_config";
+
+const { fullSyncActivity } = proxyActivities<typeof activities>({
+  startToCloseTimeout: "20 minutes",
+});
+
+const { syncSucceeded } = proxyActivities<typeof sync_status>({
+  startToCloseTimeout: "10 minutes",
+});
+
+export async function fullSyncWorkflow({
+  connectorId,
+  dataSourceConfig,
+}: {
+  connectorId: ModelId;
+  dataSourceConfig: DataSourceConfig;
+}) {
+  await fullSyncActivity({ connectorId, dataSourceConfig });
+  await syncSucceeded(connectorId);
+}
 
 export function microsoftFullSyncWorkflowId(connectorId: ModelId) {
   return `microsoft-fullSync-${connectorId}`;