diff --git a/content/protocol/blockchain/genesis.md b/content/protocol/blockchain/genesis.md
index bcf96f4..f33af13 100644
--- a/content/protocol/blockchain/genesis.md
+++ b/content/protocol/blockchain/genesis.md
@@ -20,14 +20,14 @@ the blockchain is now secured by regular validators who have staked coins to par
 
 The four bootstrap validators that initiated the Pactus blockchain are:
 
-- **Bootstrap 1**: [pc1p378jgjtlse3ae528p7zashmlmnwtu4dres9vtw](https://pacviewer.com/address/pc1p378jgjtlse3ae528p7zashmlmnwtu4dres9vtw)
-- **Bootstrap 2**: [pc1plq8uyn6en0gj4k8qnh96tnzqjv4cgu49dxtly7](https://pacviewer.com/address/pc1plq8uyn6en0gj4k8qnh96tnzqjv4cgu49dxtly7)
-- **Bootstrap 3**: [pc1pm93ykyvcm6kxewn958kvevkxgkr86j0t6n0aa4](https://pacviewer.com/address/pc1pm93ykyvcm6kxewn958kvevkxgkr86j0t6n0aa4)
-- **Bootstrap 4**: [pc1pp3xtmjhzhg36xv6ln9824ugy5n6nnqdzugzu3j](https://pacviewer.com/address/pc1pp3xtmjhzhg36xv6ln9824ugy5n6nnqdzugzu3j)
+- **Bootstrap 1**: [pc1p378jgjtlse3ae528p7zashmlmnwtu4dres9vtw](https://pactusscan.com/address/pc1p378jgjtlse3ae528p7zashmlmnwtu4dres9vtw)
+- **Bootstrap 2**: [pc1plq8uyn6en0gj4k8qnh96tnzqjv4cgu49dxtly7](https://pactusscan.com/address/pc1plq8uyn6en0gj4k8qnh96tnzqjv4cgu49dxtly7)
+- **Bootstrap 3**: [pc1pm93ykyvcm6kxewn958kvevkxgkr86j0t6n0aa4](https://pactusscan.com/address/pc1pm93ykyvcm6kxewn958kvevkxgkr86j0t6n0aa4)
+- **Bootstrap 4**: [pc1pp3xtmjhzhg36xv6ln9824ugy5n6nnqdzugzu3j](https://pactusscan.com/address/pc1pp3xtmjhzhg36xv6ln9824ugy5n6nnqdzugzu3j)
 
 ## Genesis Block
 
-The [genesis block](https://pacviewer.com/block/1) is
+The [genesis block](https://pactusscan.com/block/1) is
 the first [block](/protocol/blockchain/block/) in the Pactus blockchain,
 and it was created by the bootstrap validators.
 This block marked the beginning of the blockchain and serves as the foundation for subsequent blocks.
diff --git a/content/tutorials/pactus-wallet.md b/content/tutorials/pactus-wallet.md
index 28f6468..44c3202 100644
--- a/content/tutorials/pactus-wallet.md
+++ b/content/tutorials/pactus-wallet.md
@@ -417,7 +417,7 @@ By default, Pactus node starts the wallet in locked mode, which prevents externa
 (like pactus-wallet) from accessing the wallet.
 This avoids conflicts, but it can cause this error if another tool tries to connect.
 
-To allow external access, change this [config](../get-started/configuration.md) and restart the node:
+To allow external access, change this [config](/get-started/configuration) and restart the node:
 
 ```toml
 [wallet]
diff --git a/content/tutorials/zero-fee-transactions.md b/content/tutorials/zero-fee-transactions.md
index fde7fcb..356d81e 100644
--- a/content/tutorials/zero-fee-transactions.md
+++ b/content/tutorials/zero-fee-transactions.md
@@ -32,7 +32,7 @@ Each validator sets its own preferences for accepting transactions, which means:
    broadcasts the transaction to other validators, who may or may not accept it.
 
 This approach makes it impossible to guarantee that a transaction will be accepted by the network.
-Users can monitor their transactions on the [Fee Tracker](https://pacviewer.com/fee) page in PacViewer.
+Users can monitor their transactions on the [Mempool](https://pactusscan.com/mempool) page in PactusScan.
 This page displays unconfirmed transactions in the pool and
 allows users to check whether their transaction is confirmed or not.