diff --git a/packages/nocodb/src/lib/plugins/backblaze/Backblaze.ts b/packages/nocodb/src/lib/plugins/backblaze/Backblaze.ts
index 7db4f1f7e7..1f6bca8e91 100644
--- a/packages/nocodb/src/lib/plugins/backblaze/Backblaze.ts
+++ b/packages/nocodb/src/lib/plugins/backblaze/Backblaze.ts
@@ -18,6 +18,7 @@ export default class Backblaze implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -54,11 +55,12 @@ export default class Backblaze implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -126,7 +128,7 @@ export default class Backblaze implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
diff --git a/packages/nocodb/src/lib/plugins/linode/LinodeObjectStorage.ts b/packages/nocodb/src/lib/plugins/linode/LinodeObjectStorage.ts
index c920eff6cf..c2f2b2f4c1 100644
--- a/packages/nocodb/src/lib/plugins/linode/LinodeObjectStorage.ts
+++ b/packages/nocodb/src/lib/plugins/linode/LinodeObjectStorage.ts
@@ -18,6 +18,7 @@ export default class LinodeObjectStorage implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -54,11 +55,12 @@ export default class LinodeObjectStorage implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -116,7 +118,7 @@ export default class LinodeObjectStorage implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
diff --git a/packages/nocodb/src/lib/plugins/ovhCloud/OvhCloud.ts b/packages/nocodb/src/lib/plugins/ovhCloud/OvhCloud.ts
index b2e6ed9162..b2be2ec329 100644
--- a/packages/nocodb/src/lib/plugins/ovhCloud/OvhCloud.ts
+++ b/packages/nocodb/src/lib/plugins/ovhCloud/OvhCloud.ts
@@ -18,6 +18,7 @@ export default class OvhCloud implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -54,11 +55,12 @@ export default class OvhCloud implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -116,7 +118,7 @@ export default class OvhCloud implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
diff --git a/packages/nocodb/src/lib/plugins/s3/S3.ts b/packages/nocodb/src/lib/plugins/s3/S3.ts
index d1211ff7a1..8e4f1ea21f 100644
--- a/packages/nocodb/src/lib/plugins/s3/S3.ts
+++ b/packages/nocodb/src/lib/plugins/s3/S3.ts
@@ -18,6 +18,7 @@ export default class S3 implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -53,11 +54,12 @@ export default class S3 implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -119,7 +121,7 @@ export default class S3 implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
diff --git a/packages/nocodb/src/lib/plugins/scaleway/ScalewayObjectStorage.ts b/packages/nocodb/src/lib/plugins/scaleway/ScalewayObjectStorage.ts
index 66034e020e..005c1e774a 100644
--- a/packages/nocodb/src/lib/plugins/scaleway/ScalewayObjectStorage.ts
+++ b/packages/nocodb/src/lib/plugins/scaleway/ScalewayObjectStorage.ts
@@ -36,7 +36,7 @@ export default class ScalewayObjectStorage implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
@@ -68,6 +68,7 @@ export default class ScalewayObjectStorage implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -104,11 +105,12 @@ export default class ScalewayObjectStorage implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
diff --git a/packages/nocodb/src/lib/plugins/spaces/Spaces.ts b/packages/nocodb/src/lib/plugins/spaces/Spaces.ts
index 4880b79cb7..599edcee02 100644
--- a/packages/nocodb/src/lib/plugins/spaces/Spaces.ts
+++ b/packages/nocodb/src/lib/plugins/spaces/Spaces.ts
@@ -18,6 +18,7 @@ export default class Spaces implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -54,11 +55,12 @@ export default class Spaces implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -124,7 +126,7 @@ export default class Spaces implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
diff --git a/packages/nocodb/src/lib/plugins/upcloud/UpoCloud.ts b/packages/nocodb/src/lib/plugins/upcloud/UpoCloud.ts
index f549634973..21ffaa4e09 100644
--- a/packages/nocodb/src/lib/plugins/upcloud/UpoCloud.ts
+++ b/packages/nocodb/src/lib/plugins/upcloud/UpoCloud.ts
@@ -18,6 +18,7 @@ export default class UpoCloud implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -54,11 +55,12 @@ export default class UpoCloud implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -114,7 +116,7 @@ export default class UpoCloud implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });
diff --git a/packages/nocodb/src/lib/plugins/vultr/Vultr.ts b/packages/nocodb/src/lib/plugins/vultr/Vultr.ts
index 2a18f0aeb4..5768e84076 100644
--- a/packages/nocodb/src/lib/plugins/vultr/Vultr.ts
+++ b/packages/nocodb/src/lib/plugins/vultr/Vultr.ts
@@ -18,6 +18,7 @@ export default class Vultr implements IStorageAdapterV2 {
   async fileCreate(key: string, file: XcFile): Promise<any> {
     const uploadParams: any = {
       ACL: 'public-read',
+      ContentType: file.mimetype,
     };
     return new Promise((resolve, reject) => {
       // Configure the file stream and obtain the upload parameters
@@ -54,11 +55,12 @@ export default class Vultr implements IStorageAdapterV2 {
           url: url,
           encoding: null,
         },
-        (err, _, body) => {
+        (err, httpResponse, body) => {
           if (err) return reject(err);
 
           uploadParams.Body = body;
           uploadParams.Key = key;
+          uploadParams.ContentType = httpResponse.headers['content-type'];
 
           // call S3 to retrieve upload file to specified bucket
           this.s3Client.upload(uploadParams, (err1, data) => {
@@ -116,7 +118,7 @@ export default class Vultr implements IStorageAdapterV2 {
       await waitForStreamClose(createStream);
       await this.fileCreate('nc-test-file.txt', {
         path: tempFile,
-        mimetype: '',
+        mimetype: 'text/plain',
         originalname: 'temp.txt',
         size: '',
       });