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Add cleanup to timers and listeners registered in effects (batch sweep)

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

needs-engineer

Sev2

Sev3

size-L

ta-triaged

team-mobile-platformMobile Platform teamMobile Platform team

Status: Open.

#31509 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Ratchet React Compiler panicThreshold in non-prod builds: critical_errors, then all_errors

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev3

ta-triaged

Status: Open.

#31507 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Migrate the ~53 class components skipped by React Compiler (coverage debt)

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev3

ta-triaged

Status: Open.

#31501 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Collect React Compiler coverage stats and triage actionable vs unsupported-syntax errors

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev3

ta-triaged

Status: Open.

#31500 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Stop deep-comparing the full transaction history per check in selectLocalTransactions

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev2

Sev2-normalAn issue that may lead to users misunderstanding some limited risks they are takingAn issue that may lead to users misunderstanding some limited risks they are taking

ta-needs-engineer-escalationTriage-Agent - Applied when confidence is below thresholdTriage-Agent - Applied when confidence is below threshold

ta-triaged

team-transactionsTransactions teamTransactions team

Status: Open.

#31499 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Remove getMemoizedInterface(s) deep-equal wrappers in interfaceController once input stability is verified

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

INVALID-ISSUE-TEMPLATEIssue's body doesn't match any issue template.Issue's body doesn't match any issue template.

Sev3

ta-triaged

Status: Open.

#31497 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Stabilize selectEarnTokens and selectBridgeHistoryForAccount (allocating result functions on hot paths)

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev3

ta-needs-engineer-escalationTriage-Agent - Applied when confidence is below thresholdTriage-Agent - Applied when confidence is below threshold

ta-triaged

team-mobile-platformMobile Platform teamMobile Platform team

Status: Open.

#31496 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Add cancellation (AbortController / cancelled flag) to async effects that setState after resolve

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

INVALID-ISSUE-TEMPLATEIssue's body doesn't match any issue template.Issue's body doesn't match any issue template.

needs-engineer

Sev2

Sev3

size-L

ta-triaged

team-accounts

Status: Open.

#31495 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Audit parameterized selectors with single-entry caches across app/selectors (51 hits, 14 files)

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

INVALID-ISSUE-TEMPLATEIssue's body doesn't match any issue template.Issue's body doesn't match any issue template.

Sev3

ta-needs-engineer-escalationTriage-Agent - Applied when confidence is below thresholdTriage-Agent - Applied when confidence is below threshold

ta-triaged

team-mobile-platformMobile Platform teamMobile Platform team

Status: Open.

#31494 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Fix 3 per-row parameterized-selector cache misses in TokenListItem (fresh object-literal args)

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev2

Sev3

ta-needs-engineer-escalationTriage-Agent - Applied when confidence is below thresholdTriage-Agent - Applied when confidence is below threshold

ta-triaged

team-assets

Status: Open.

#31492 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

getMemoizedInternalAccountByAddress runs a deep-equal compare on top of per-argument cache busting

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev2-normalAn issue that may lead to users misunderstanding some limited risks they are takingAn issue that may lead to users misunderstanding some limited risks they are taking

Sev3

size-S

ta-triaged

team-accounts-frameworkAccounts teamAccounts team

Status: Open.

#31491 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026

Fix single-entry cache thrashing in selectSingleTokenByAddressAndChainId (O(n) scan per call)

area-performanceIssues relating to slowness of app, cpu usage, and/or blank screens.Issues relating to slowness of app, cpu usage, and/or blank screens.

Sev2

Sev2-normalAn issue that may lead to users misunderstanding some limited risks they are takingAn issue that may lead to users misunderstanding some limited risks they are taking

size-S

ta-triaged

team-assets

Status: Open.

#31490 In MetaMask/metamask-mobile;

· MajorLift opened on Jun 10, 2026