diff --git a/docs/blog/index.md b/docs/blog/index.md
index ca0e267e..295e902d 100644
--- a/docs/blog/index.md
+++ b/docs/blog/index.md
@@ -3,17 +3,17 @@
 # Blogs
 
 ## Official
-- [2023/6/21: 5G SCTP LoadBalancer Using LoxiLB Applying on free5GC](https://medium.com/@ben0978327139/b5c05bb723f0)
-- [2023/7/5: Use network namespace to separate the 5GC and RAN simulator](./1-free5gc-with-namespace.md)
-- [2023/7/12: Time-Sensitive Networking over 5G system - Introduction (Rel-16)](./TSN.md)
-- [2023/7/19: Network function UDM introduction](./UDM_introduce.md)
-- [2023/7/26: How to deply free5GC network slice on OpenStack](./network_slice.md)
-- [2023/8/2: Authentication Mechanism in NRF: What Is OAuth?](./20230802.md)
 - [2023/8/9: Fuzz Testing in Go: Discovering Vulnerabilities and Analyzing a Real Case (CVE-2022-43677)](./fuzzing/main.md)
+- [2023/8/2: Authentication Mechanism in NRF: What Is OAuth?](./20230802.md)
+- [2023/7/26: How to deploy free5GC network slice on OpenStack](./network_slice.md)
+- [2023/7/19: Network function UDM introduction](./UDM_introduce.md)
+- [2023/7/12: Time-Sensitive Networking over 5G system - Introduction (Rel-16)](./TSN.md)
+- [2023/7/5: Use network namespace to separate the 5GC and RAN simulator](./1-free5gc-with-namespace.md)
+- [2023/6/21: 5G SCTP LoadBalancer Using LoxiLB Applying on free5GC](https://medium.com/@ben0978327139/b5c05bb723f0)
 
 ## External
-- [Running Free5GC on Platform9 Managed Kubernetes](https://platform9.com/blog/running-free5gc-on-platform9-managed-kubernetes/)
-- [Deploying 5G core network with Free5GC, Kubernetes and Helm](https://medium.com/rahasak/deploying-5g-core-network-with-free5gc-kubernets-and-helm-charts-29741cea3922)
-- [Introduce to 5GC (written in traditional chinese)](https://ithelp.ithome.com.tw/users/20110850/ironman/4961)
-- [Deploy eBPF-based UPF with free5GC](https://github.com/edgecomllc/eupf/blob/main/docs/install.md#how-to-deploy-eupf-with-free5gc-core)
-- [free5GC 5GC & UERANSIM UE / RAN Sample Configuration - VPP-UPF with DPDK](https://github.com/s5uishida/free5gc_ueransim_vpp_upf_dpdk_sample_config)
+- [free5GC 5GC & UERANSIM UE / RAN Sample Configuration - VPP-UPF with DPDK](https://github.com/s5uishida/free5gc_ueransim_vpp_upf_dpdk_sample_config){target=_blank}
+- [Deploy eBPF-based UPF with free5GC](https://github.com/edgecomllc/eupf/blob/main/docs/install.md#how-to-deploy-eupf-with-free5gc-core){target=_blank}
+- [Introduce to 5GC (written in traditional chinese)](https://ithelp.ithome.com.tw/users/20110850/ironman/4961){target=_blank}
+- [Deploying 5G core network with Free5GC, Kubernetes and Helm](https://medium.com/rahasak/deploying-5g-core-network-with-free5gc-kubernets-and-helm-charts-29741cea3922){target=_blank}
+- [Running Free5GC on Platform9 Managed Kubernetes](https://platform9.com/blog/running-free5gc-on-platform9-managed-kubernetes/){target=_blank}
\ No newline at end of file
diff --git a/docs/index.md b/docs/index.md
index e7ceacfa..7b17d6bd 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -7,10 +7,10 @@
 
 The free5GC is an open-source project for 5th generation (5G) mobile core networks. The ultimate goal of this project is to implement the 5G core network (5GC) defined in 3GPP Release 15 (R15) and beyond.
 
-Currently, the major contributors are from National Yang Ming Chiao Tung University ([NYCU]((https://en.nycu.edu.tw/))). Please refer to our roadmap for the features of each release.
+Currently, the major contributors are from National Yang Ming Chiao Tung University ([NYCU](https://en.nycu.edu.tw/){target=_blank}). Please refer to our roadmap for the features of each release.
 
-- The source code of the latest version of free5GC can be downloaded from [here](https://github.com/free5gc/free5gc).
-- Follow our [LinkedIn](https://www.linkedin.com/company/free5gc/) page to get the news about free5GC!
+- The source code of the latest version of free5GC can be downloaded from [here](https://github.com/free5gc/free5gc){target=_blank}.
+- Follow our [LinkedIn](https://www.linkedin.com/company/free5gc/){target=_blank} page to get the news about free5GC.
 
 > [!NOTE] 
 > Thank you very much for your interest in free5GC. The license of free5GC follows Apache 2.0. That is, anyone can use free5GC for commercial purposes for free. 
diff --git a/docs/support/index.md b/docs/support/index.md
index 6745e7a1..694b7fe3 100644
--- a/docs/support/index.md
+++ b/docs/support/index.md
@@ -2,9 +2,9 @@
 
 # Technical Support
 
-If you encounter the usage problem on free5GC, please join our official forum [forum.free5gc.org](https://forum.free5gc.org/) and initiate a new discussion.
+If you encounter the usage problem on free5GC, please join our official forum [forum.free5gc.org](https://forum.free5gc.org/){target=_blank} and initiate a new discussion.
 
-Otherwise, you can raise the issue on our [GitHub repository](https://github.com/free5gc/free5gc) for reporting the bugs/suggestions (related to vulnerability/functionality/deployment/testing), or create the pull request for contributing to our community!
+Otherwise, you can raise the issue on our [GitHub repository](https://github.com/free5gc/free5gc){target=_blank} for reporting the bugs/suggestions (related to vulnerability/functionality/deployment/testing), or create the pull request for contributing to our community!
 
 > [!TIPS]
 > If your problem can not be solved via the platforms listed above, please send an email directly to `free5GC.org@gmail.com`.