diff --git a/background/steps/fetch-login-code.js b/background/steps/fetch-login-code.js
index a812cf9..46f3370 100644
--- a/background/steps/fetch-login-code.js
+++ b/background/steps/fetch-login-code.js
@@ -550,8 +550,9 @@
           }
         },
         targetEmail: fixedTargetEmail,
-        maxResendRequests: mail.provider === '2925' ? 1 : undefined,
-        initialPollMaxAttempts: mail.provider === '2925' ? 2 : undefined,
+        maxResendRequests: mail.provider === '2925' ? 2 : undefined,
+        initialPollMaxAttempts: mail.provider === '2925' ? 5 : undefined,
+        pollAttemptPlan: mail.provider === '2925' ? [2, 3, 15] : undefined,
         resendIntervalMs: mail.provider === LUCKMAIL_PROVIDER
           ? 15000
           : ((mail.provider === HOTMAIL_PROVIDER || mail.provider === '2925')
diff --git a/background/verification-flow.js b/background/verification-flow.js
index d3c395f..c6a0ea6 100644
--- a/background/verification-flow.js
+++ b/background/verification-flow.js
@@ -875,6 +875,7 @@
         maxRounds: _ignoredMaxRounds,
         maxResendRequests: _ignoredMaxResendRequests,
         initialPollMaxAttempts: _ignoredInitialPollMaxAttempts,
+        pollAttemptPlan: _ignoredPollAttemptPlan,
         ...cleanPollOverrides
       } = pollOverrides;
       const basePayload = {
@@ -929,6 +930,7 @@
         maxRounds: _ignoredMaxRounds,
         maxResendRequests: _ignoredMaxResendRequests,
         initialPollMaxAttempts: _ignoredInitialPollMaxAttempts,
+        pollAttemptPlan: _ignoredPollAttemptPlan,
         ...cleanPollOverrides
       } = pollOverrides;
 
@@ -985,6 +987,12 @@
       const maxResendRequests = resolveMaxResendRequests(pollOverrides);
       const maxRounds = maxResendRequests + 1;
       const initialPollMaxAttempts = Math.max(0, Math.floor(Number(pollOverrides.initialPollMaxAttempts) || 0));
+      const configuredPollAttemptPlan = Array.isArray(pollOverrides.pollAttemptPlan)
+        ? pollOverrides.pollAttemptPlan
+          .map((value) => Math.floor(Number(value) || 0))
+          .filter((value) => value > 0)
+        : [];
+      const pollAttemptPlan = rejectedCodes.size > 0 ? [] : configuredPollAttemptPlan;
       let usedResendRequests = 0;
 
       for (let round = 1; round <= maxRounds; round++) {
@@ -1005,7 +1013,10 @@
           filterAfterTimestamp,
           excludeCodes: [...rejectedCodes],
         });
-        if (round === 1 && initialPollMaxAttempts > 0) {
+        const plannedPollMaxAttempts = pollAttemptPlan[round - 1] || 0;
+        if (plannedPollMaxAttempts > 0) {
+          payload.maxAttempts = plannedPollMaxAttempts;
+        } else if (round === 1 && initialPollMaxAttempts > 0) {
           payload.maxAttempts = initialPollMaxAttempts;
         }
 
@@ -1316,6 +1327,9 @@
             initialPollMaxAttempts: mail.provider === '2925' && rejectedCodes.size > 0
               ? undefined
               : options.initialPollMaxAttempts,
+            pollAttemptPlan: mail.provider === '2925' && rejectedCodes.size > 0
+              ? undefined
+              : options.pollAttemptPlan,
             resendIntervalMs,
             lastResendAt,
             onResendRequestedAt: updateFilterAfterTimestampForVerificationStep,
diff --git a/tests/background-step7-recovery.test.js b/tests/background-step7-recovery.test.js
index 9bc9e71..7ab4d5e 100644
--- a/tests/background-step7-recovery.test.js
+++ b/tests/background-step7-recovery.test.js
@@ -1056,7 +1056,7 @@ test('step 8 completes when polling fails but recovery probe shows oauth consent
   ]);
 });
 
-test('step 8 uses a fixed 10-minute lookback window and delays 2925 resend until after two quick polls', async () => {
+test('step 8 uses a fixed 10-minute lookback window and plans 2925 polling as 2/3/15', async () => {
   let capturedOptions = null;
   let ensureCalls = 0;
   let ensureOptions = null;
@@ -1148,8 +1148,9 @@ test('step 8 uses a fixed 10-minute lookback window and delays 2925 resend until
   ]);
   assert.equal(capturedOptions.filterAfterTimestamp, 300000);
   assert.equal(capturedOptions.resendIntervalMs, 0);
-  assert.equal(capturedOptions.maxResendRequests, 1);
-  assert.equal(capturedOptions.initialPollMaxAttempts, 2);
+  assert.equal(capturedOptions.maxResendRequests, 2);
+  assert.equal(capturedOptions.initialPollMaxAttempts, 5);
+  assert.deepStrictEqual(capturedOptions.pollAttemptPlan, [2, 3, 15]);
   assert.equal(capturedOptions.targetEmail, '');
   assert.equal(capturedOptions.beforeSubmit, undefined);
   assert.equal(typeof capturedOptions.getRemainingTimeMs, 'function');
diff --git a/tests/verification-flow-polling.test.js b/tests/verification-flow-polling.test.js
index f3a4a9f..eb43fcd 100644
--- a/tests/verification-flow-polling.test.js
+++ b/tests/verification-flow-polling.test.js
@@ -835,7 +835,7 @@ test('verification flow keeps 2925 mailbox polling at 15 refresh attempts even w
   assert.ok(pollCall.options.timeoutMs >= 250000);
 });
 
-test('verification flow delays 2925 login resend until after the first quick mailbox poll fails', async () => {
+test('verification flow can run a 2/3/15 2925 resend polling plan', async () => {
   const events = [];
   const pollMaxAttempts = [];
   let pollCalls = 0;
@@ -873,7 +873,7 @@ test('verification flow delays 2925 login resend until after the first quick mai
       events.push('poll');
       pollMaxAttempts.push(message.payload.maxAttempts);
       pollCalls += 1;
-      return pollCalls === 1
+      return pollCalls <= 2
         ? { error: '步骤 8：邮箱轮询结束，但未获取到验证码。' }
         : { code: '654321', emailTimestamp: 123 };
     },
@@ -893,17 +893,18 @@ test('verification flow delays 2925 login resend until after the first quick mai
     },
     { provider: '2925', label: '2925 邮箱' },
     {
-      maxResendRequests: 1,
-      initialPollMaxAttempts: 2,
+      maxResendRequests: 2,
+      initialPollMaxAttempts: 5,
+      pollAttemptPlan: [2, 3, 15],
       requestFreshCodeFirst: false,
       filterAfterTimestamp: 123,
       resendIntervalMs: 0,
     }
   );
 
-  assert.deepStrictEqual(events.slice(0, 3), ['poll', 'resend', 'poll']);
-  assert.deepStrictEqual(pollMaxAttempts.slice(0, 2), [2, 15]);
-  assert.equal(events.filter((event) => event === 'resend').length, 1);
+  assert.deepStrictEqual(events.slice(0, 5), ['poll', 'resend', 'poll', 'resend', 'poll']);
+  assert.deepStrictEqual(pollMaxAttempts.slice(0, 3), [2, 3, 15]);
+  assert.equal(events.filter((event) => event === 'resend').length, 2);
 });
 
 test('verification flow uses full 2925 polling window after a rejected login code', async () => {
@@ -969,7 +970,8 @@ test('verification flow uses full 2925 polling window after a rejected login cod
     { provider: '2925', label: '2925 邮箱' },
     {
       maxResendRequests: 0,
-      initialPollMaxAttempts: 2,
+      initialPollMaxAttempts: 5,
+      pollAttemptPlan: [2, 3, 15],
       requestFreshCodeFirst: false,
       filterAfterTimestamp: 123,
       resendIntervalMs: 0,