Letter Manager — Security, privacy, limitations and troubleshooting
Apply least privilege, retention and honest evidence interpretation while recognising every significant function the supplied v1.0.0 release does not implement.
Understand Letter Manager identifiers and tokens
Understand Letter Manager identifiers and tokensDistinguish database ID, reference, unique verification code, signature hash, visible verification code and email-open token.Admin Area → Letter Manager → Internal Full View; code-backed reference
Open guide →GuideUnderstand Letter Manager stored personal data
Understand Letter Manager stored personal dataIdentify recipient, signature, delivery and tracking data before setting privacy controls.Letter Manager history, email-open table and uploads
Open guide →GuideApply least privilege to Letter Manager
Apply least privilege to Letter ManagerCompensate for the absence of module-specific capabilities with controlled staff access and process.Admin Area → Setup → Staff / Roles; Letter Manager operating procedure
Open guide →GuideRetain and delete Letter Manager evidence safely
Retain and delete Letter Manager evidence safelyCoordinate database rows and files so evidence is not partially removed.Authorised retention process → Letter Manager tables and uploads/letter_manager
Open guide →GuideUnderstand Letter Manager API, webhook and cron limitations
Understand Letter Manager API, webhook and cron limitationsDo not document or promise integration endpoints that are not supplied.Code-backed reference → Letter Manager module
Open guide →GuideUnderstand unsupported Letter Manager features
Understand unsupported Letter Manager featuresSet accurate expectations for v1.0.0.Letter Manager module overview
Open guide →GuideTroubleshoot a missing Letter Manager menu
Troubleshoot a missing Letter Manager menuRestore activation, file loading or session access without changing unrelated modules.Admin Area → Setup → Modules; server → modules/letter_manager
Open guide →GuideTroubleshoot Letter Manager database errors
Troubleshoot Letter Manager database errorsResolve missing table, column or index issues through the module’s portable installer path.Admin Area → Setup → Modules → Letter Manager; authorised database diagnostics
Open guide →GuideTroubleshoot public letter verification
Troubleshoot public letter verificationResolve 404, missing fields, broken signature images or stale public settings.Admin Area → Letter Manager → Sent Letters History → Verify; Settings
Open guide →GuideTroubleshoot client Letter History
Troubleshoot client Letter HistoryResolve missing menu items, empty results or 404 views while preserving client isolation.Client Area → Letter History; Admin Area → Customers → Open customer → Letter History
Open guide →GuideTroubleshoot missing or unexpected read receipts
Troubleshoot missing or unexpected read receiptsCheck remote-image loading, token schema, email clients and proxy behaviour.Admin Area → Letter Manager → Internal Full View; recipient email client
Open guide →GuideVerify Letter Manager v1.0.0 after deployment
Verify Letter Manager v1.0.0 after deploymentRun an end-to-end acceptance test covering every critical live branch.Staging/controlled production test → Letter Manager
Open guide →GuideLetter Manager v1.0.0 release details
Letter Manager v1.0.0 release detailsRecord the source version, implemented surfaces and excluded artefacts used for this Help Centre addition.Help Centre → Letter Manager → Release details
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