diff --git a/src/api/endpoints/__init__.py b/src/api/endpoints/__init__.py
index a1651cfd..71dc15d9 100644
--- a/src/api/endpoints/__init__.py
+++ b/src/api/endpoints/__init__.py
@@ -6,6 +6,7 @@
 from .health_check import health_check_router
 from .notification import notification_router_by_admin, notification_router_by_token
 from .tasks import task_read_router, task_response_router, task_write_router, tasks_router
+from .tech_messages import tech_message_router
 from .telegram_webhook import telegram_webhook_router
 from .users import user_router
 
@@ -27,4 +28,5 @@
     "admin_user_router",
     "feedback_router",
     "user_router",
+    "tech_message_router",
 )
diff --git a/src/api/endpoints/admin/__init__.py b/src/api/endpoints/admin/__init__.py
index bbc4ef54..2458792d 100644
--- a/src/api/endpoints/admin/__init__.py
+++ b/src/api/endpoints/admin/__init__.py
@@ -2,6 +2,7 @@
 
 from src.api.endpoints.analytics import analytic_router
 from src.api.endpoints.notification import notification_router_by_admin
+from src.api.endpoints.tech_messages import tech_message_router
 from src.api.endpoints.users import user_router
 from src.api.fastapi_admin_users import auth_backend, auth_cookie_backend, fastapi_admin_users
 from src.api.permissions import is_active_user
@@ -18,7 +19,7 @@
 admin_router.include_router(notification_router_by_admin, prefix="/messages", tags=["Messages"])
 admin_router.include_router(user_router, prefix="/users", tags=["User"])
 admin_router.include_router(admin_user_list_router, prefix="/admins", tags=["Admins"])
-
+admin_router.include_router(tech_message_router, prefix="/tech_messages", tags=["Tech messages"])
 
 admin_auth_router = APIRouter()
 admin_auth_router.include_router(fastapi_admin_users.get_auth_router(auth_backend))
diff --git a/src/api/endpoints/tech_messages.py b/src/api/endpoints/tech_messages.py
new file mode 100644
index 00000000..1bd32ef7
--- /dev/null
+++ b/src/api/endpoints/tech_messages.py
@@ -0,0 +1,75 @@
+from dependency_injector.wiring import Provide, inject
+from fastapi import APIRouter, Depends, Query, Request, status
+
+from src.api.pagination import TechMessagePaginator
+from src.api.permissions import is_active_superuser
+from src.api.schemas import TechMessagePaginateResponse, TechMessageRequest, TechMessageResponce
+from src.core.depends import Container
+from src.core.services import TechMessageService
+
+tech_message_router = APIRouter()
+
+
+@tech_message_router.get(
+    "",
+    response_model=TechMessagePaginateResponse,
+    response_model_exclude_none=True,
+    description="Получает список технических сообщений.",
+)
+@inject
+async def get_all_tech_messages(
+    request: Request,
+    was_read: bool | None = None,
+    page: int = Query(default=1, ge=1),
+    limit: int = Query(default=20, ge=1),
+    tech_message_service: TechMessageService = Depends(Provide[Container.core_services_container.tech_message]),
+    tech_message_paginate: TechMessagePaginator = Depends(
+        Provide[Container.api_paginate_container.tech_message_paginate]
+    ),
+) -> TechMessagePaginateResponse:
+    filter_by = {"was_read": was_read}
+    tech_messages = await tech_message_service.get_filtered_tech_messages_by_page(filter_by, page, limit)
+    return await tech_message_paginate.paginate(tech_messages, page, limit, request.url.path, filter_by)
+
+
+@tech_message_router.get(
+    "/{message_id}",
+    response_model=TechMessageResponce,
+    response_model_exclude_none=True,
+    description="Получает техническое сообщение.",
+)
+@inject
+async def get_tech_message(
+    message_id: int,
+    tech_message_service: TechMessageService = Depends(Provide[Container.core_services_container.tech_message]),
+) -> TechMessageResponce:
+    return await tech_message_service.get(message_id)
+
+
+@tech_message_router.patch(
+    "/{message_id}",
+    response_model=TechMessageResponce,
+    response_model_exclude_none=True,
+    description="Обновляет данные технического сообщения.",
+)
+@inject
+async def patch_tech_message(
+    message_id: int,
+    tech_message_request: TechMessageRequest,
+    tech_message_service: TechMessageService = Depends(Provide[Container.core_services_container.tech_message]),
+) -> TechMessageResponce:
+    return await tech_message_service.partial_update(message_id, tech_message_request.model_dump())
+
+
+@tech_message_router.delete(
+    "/{message_id}",
+    status_code=status.HTTP_204_NO_CONTENT,
+    description="Архивирует техническое сообщение.",
+    dependencies=[Depends(is_active_superuser)],
+)
+@inject
+async def delete_tech_message(
+    message_id: int,
+    tech_message_service: TechMessageService = Depends(Provide[Container.core_services_container.tech_message]),
+) -> None:
+    return await tech_message_service.archive(message_id)
diff --git a/src/api/pagination.py b/src/api/pagination.py
index 6811f094..94cbb721 100644
--- a/src/api/pagination.py
+++ b/src/api/pagination.py
@@ -1,8 +1,8 @@
 import math
 from typing import Any, Generic, TypeVar
 
-from src.core.db.models import AdminUser, User
-from src.core.db.repository import AbstractRepository, AdminUserRepository, UserRepository
+from src.core.db.models import AdminUser, TechMessage, User
+from src.core.db.repository import AbstractRepository, AdminUserRepository, TechMessageRepository, UserRepository
 from src.core.db.repository.base import FilterableRepository
 
 DatabaseModel = TypeVar("DatabaseModel")
@@ -67,3 +67,10 @@ class UserPaginator(FilterablePaginator[User]):
 
     def __init__(self, user_repository: UserRepository) -> None:
         super().__init__(user_repository)
+
+
+class TechMessagePaginator(FilterablePaginator[TechMessage]):
+    """Класс для пагинации и фильтрации данных из модели TechMessage."""
+
+    def __init__(self, repository: TechMessageRepository) -> None:
+        super().__init__(repository)
diff --git a/src/api/schemas/__init__.py b/src/api/schemas/__init__.py
index 9750ebbe..a3674769 100644
--- a/src/api/schemas/__init__.py
+++ b/src/api/schemas/__init__.py
@@ -21,6 +21,7 @@
     TelegramNotificationUsersRequest,
 )
 from .tasks import TaskRequest, TaskResponse, TasksRequest, UserResponseToTaskRequest
+from .tech_messages import TechMessagePaginateResponse, TechMessageRequest, TechMessageResponce
 from .token_schemas import TokenCheckResponse
 from .users import UserResponse, UsersPaginatedResponse
 
@@ -59,4 +60,7 @@
     "UserResponse",
     "UserResponseToTaskRequest",
     "UsersPaginatedResponse",
+    "TechMessageResponce",
+    "TechMessageRequest",
+    "TechMessagePaginateResponse",
 )
diff --git a/src/api/schemas/tech_messages.py b/src/api/schemas/tech_messages.py
new file mode 100644
index 00000000..6ba1324d
--- /dev/null
+++ b/src/api/schemas/tech_messages.py
@@ -0,0 +1,24 @@
+from datetime import datetime
+
+from src.api.schemas.base import PaginateBase, RequestBase, ResponseBase
+
+
+class TechMessageResponce(ResponseBase):
+    """Класс схемы ответа."""
+
+    id: int
+    text: str
+    was_read: bool
+    created_at: datetime
+
+
+class TechMessageRequest(RequestBase):
+    """Класс схемы запроса."""
+
+    was_read: bool
+
+
+class TechMessagePaginateResponse(PaginateBase):
+    """Класс схемы постраничного ответа."""
+
+    result: list[TechMessageResponce] | None
diff --git a/src/bot/handlers/categories.py b/src/bot/handlers/categories.py
index dc60f9da..6b63cbaf 100644
--- a/src/bot/handlers/categories.py
+++ b/src/bot/handlers/categories.py
@@ -18,6 +18,18 @@
 from src.core.logging.utils import logger_decor
 from src.core.services.procharity_api import ProcharityAPI
 
+text_chose_category = (
+    "Чтобы мне было понятнее, с какими задачами ты готов помогать фондам, "
+    "отметь свои профессиональные компетенции (можно выбрать несколько). "
+    'После этого нажми "Готово 👌"'
+)
+
+text_chose_subcategory = (
+    "Чтобы мне было понятнее, с какими задачами ты готов помогать фондам, "
+    "отметь свои профессиональные компетенции (можно выбрать несколько). "
+    'После этого нажми "Назад ⬅️"'
+)
+
 
 @logger_decor
 @registered_user_required
@@ -34,9 +46,7 @@ async def categories_callback(
     selected_categories_with_parents = await user_service.get_user_categories_with_parents(update.effective_user.id)
     await context.bot.send_message(
         chat_id=update.effective_chat.id,
-        text="Чтобы я знал, с какими задачами ты готов помогать, "
-        "выбери свои профессиональные компетенции (можно выбрать "
-        'несколько). После этого, нажми на пункт "Готово 👌"',
+        text=text_chose_category,
         reply_markup=await get_checked_categories_keyboard(categories, selected_categories_with_parents),
     )
 
@@ -123,9 +133,7 @@ async def subcategories_callback(
     selected_categories = await user_service.get_user_categories(update.effective_user.id)
 
     await query.message.edit_text(
-        "Чтобы я знал, с какими задачами ты готов помогать, "
-        "выбери свои профессиональные компетенции (можно выбрать "
-        'несколько). После этого, нажми на пункт "Готово 👌"',
+        text_chose_subcategory,
         reply_markup=await get_subcategories_keyboard(parent_id, subcategories, selected_categories),
     )
 
@@ -158,9 +166,7 @@ async def select_subcategory_callback(
     parent_id = context.user_data["parent_id"]
     subcategories = await category_service.get_unarchived_subcategories(parent_id)
     await query.message.edit_text(
-        "Чтобы я знал, с какими задачами ты готов помогать, "
-        "выбери свои профессиональные компетенции (можно выбрать "
-        'несколько). После этого, нажми на пункт "Готово 👌"',
+        text_chose_subcategory,
         reply_markup=await get_subcategories_keyboard(parent_id, subcategories, selected_categories),
     )
 
@@ -179,9 +185,7 @@ async def back_subcategory_callback(
     selected_categories_with_parents = await user_service.get_user_categories_with_parents(update.effective_user.id)
 
     await query.message.edit_text(
-        "Чтобы я знал, с какими задачами ты готов помогать, "
-        "выбери свои профессиональные компетенции (можно выбрать "
-        'несколько). После этого, нажми на пункт "Готово 👌"',
+        text_chose_category,
         reply_markup=await get_checked_categories_keyboard(categories, selected_categories_with_parents),
     )
 
diff --git a/src/bot/handlers/registration.py b/src/bot/handlers/registration.py
index 8b870264..9e2676d4 100644
--- a/src/bot/handlers/registration.py
+++ b/src/bot/handlers/registration.py
@@ -63,11 +63,19 @@ async def on_chat_member_update(
     if my_chat_member.new_chat_member.status == my_chat_member.new_chat_member.BANNED:
         await user_service.bot_banned(user)
         await procharity_api.send_user_bot_status(user)
-        return user
-    if my_chat_member.new_chat_member.status == my_chat_member.new_chat_member.MEMBER:
+    elif my_chat_member.new_chat_member.status == my_chat_member.new_chat_member.MEMBER:
         await user_service.bot_unbanned(user)
         await procharity_api.send_user_bot_status(user)
-        return user
+        unblock_text = (
+            "<b>Ты разблокировал бот ProCharity</b>" if user.is_volunteer else "<b>Вы разблокировали бот ProCharity</b>"
+        )
+        await context.bot.send_message(
+            chat_id=effective_user.id,
+            text=unblock_text,
+            parse_mode=ParseMode.HTML,
+            disable_web_page_preview=True,
+        )
+    return user
 
 
 def registration_handlers(app: Application):
diff --git a/src/core/db/repository/base.py b/src/core/db/repository/base.py
index 245023ee..f32dce67 100644
--- a/src/core/db/repository/base.py
+++ b/src/core/db/repository/base.py
@@ -146,6 +146,13 @@ async def get(self, id: int, *, is_archived: bool | None = False) -> DatabaseMod
             raise NotFoundException(object_name=self._model.__name__, object_id=id)
         return db_obj
 
+    async def archive(self, id: int) -> DatabaseModel:
+        """Архивирует объект модели"""
+        db_obj = await self.get(id)
+        db_obj.is_archived = True
+        db_obj = await self.update(id, db_obj)
+        return db_obj
+
 
 class ContentRepository(ArchivableRepository):
     """Абстрактный класс, для контента."""
diff --git a/src/core/db/repository/category.py b/src/core/db/repository/category.py
index 23be6944..9050e391 100644
--- a/src/core/db/repository/category.py
+++ b/src/core/db/repository/category.py
@@ -31,6 +31,7 @@ async def get_unarchived_parents_with_children_count(self):
             select(Category.name, Category.id, parent_and_children_count_subquery.c.children_count)
             .select_from(Category)
             .join(parent_and_children_count_subquery, Category.id == parent_and_children_count_subquery.c.parent_id)
+            .order_by(Category.name)
         )
         return parents_with_children_count.all()
 
diff --git a/src/core/db/repository/tech_message.py b/src/core/db/repository/tech_message.py
index 99f4e3d4..21a878b9 100644
--- a/src/core/db/repository/tech_message.py
+++ b/src/core/db/repository/tech_message.py
@@ -1,3 +1,7 @@
+from collections.abc import Sequence
+from typing import Any
+
+from sqlalchemy import Select, desc, false, func, select, true
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from src.core.db.models import TechMessage
@@ -9,3 +13,45 @@ class TechMessageRepository(ArchivableRepository):
 
     def __init__(self, session: AsyncSession) -> None:
         super().__init__(session, TechMessage)
+
+    async def partial_update(self, id: int, data: dict) -> TechMessage:
+        """Обновляет данные/часть данных технического сообщения."""
+        tech_message = await self.get(id)
+
+        for attr, value in data.items():
+            setattr(tech_message, attr, value)
+
+        return await self.update(id, tech_message)
+
+    def _add_filter_by_was_read(self, statement: Select, was_read: bool | None) -> Select:
+        """Добавляет к оператору SELECT проверку статуса технического сообщения (was_read)."""
+        if was_read is True:
+            return statement.where(TechMessage.was_read == true())
+        elif was_read is False:
+            return statement.where(TechMessage.was_read == false())
+        return statement
+
+    async def count_by_filter(self, filter_by: dict) -> int:
+        """Возвращает количество не архивных данных, удовлетворяющих фильтру."""
+        statement = self._add_filter_by_was_read(
+            select(func.count()).select_from(TechMessage),
+            filter_by.get("was_read"),
+        )
+        return await self._session.scalar(statement.where(TechMessage.is_archived == false()))
+
+    async def get_filtered_tech_messages_by_page(
+        self, filter_by: dict[str:Any], page: int, limit: int, column_name: str = "created_at"
+    ) -> Sequence[TechMessage]:
+        """
+        Получает отфильтрованные не архивные данные, ограниченные параметрами page и limit
+        и отсортированные по полю column_name в порядке убывания.
+        """
+        offset = (page - 1) * limit
+        statement = self._add_filter_by_was_read(
+            select(TechMessage),
+            filter_by.get("was_read"),
+        )
+        objects = await self._session.scalars(
+            statement.where(TechMessage.is_archived == false()).limit(limit).offset(offset).order_by(desc(column_name))
+        )
+        return objects.all()
diff --git a/src/core/depends/pagination.py b/src/core/depends/pagination.py
index 19b75f45..b74ddd76 100644
--- a/src/core/depends/pagination.py
+++ b/src/core/depends/pagination.py
@@ -1,6 +1,6 @@
 from dependency_injector import containers, providers
 
-from src.api.pagination import AdminUserPaginator, UserPaginator
+from src.api.pagination import AdminUserPaginator, TechMessagePaginator, UserPaginator
 
 
 class PaginateContainer(containers.DeclarativeContainer):
@@ -17,3 +17,8 @@ class PaginateContainer(containers.DeclarativeContainer):
         AdminUserPaginator,
         repository=repositories.admin_repository,
     )
+
+    tech_message_paginate = providers.Factory(
+        TechMessagePaginator,
+        repository=repositories.tech_message_repository,
+    )
diff --git a/src/core/services/tech_message.py b/src/core/services/tech_message.py
index 26c7c8cf..567f74aa 100644
--- a/src/core/services/tech_message.py
+++ b/src/core/services/tech_message.py
@@ -1,3 +1,5 @@
+from typing import Any
+
 from src.core.db.models import TechMessage
 from src.core.db.repository import TechMessageRepository
 
@@ -10,3 +12,17 @@ def __init__(self, repository: TechMessageRepository):
 
     async def create(self, message: str) -> TechMessage:
         return await self._repository.create(TechMessage(text=message))
+
+    async def get_filtered_tech_messages_by_page(
+        self, filter_by: dict[str:Any], page: int, limit: int
+    ) -> list[TechMessage]:
+        return await self._repository.get_filtered_tech_messages_by_page(filter_by, page, limit)
+
+    async def get(self, id: int) -> TechMessage:
+        return await self._repository.get(id)
+
+    async def partial_update(self, id: int, data: dict) -> TechMessage:
+        return await self._repository.partial_update(id, data)
+
+    async def archive(self, id: int) -> None:
+        await self._repository.archive(id)