If you have multiple LinkedIn accounts, you can merge them with the steps below:
Step 1: Please check here to login your account or create your personal LinkedIn page;
Step 2: At the top of your LinkedIn page, click "Me" icon;
Step 3: Click "Settings & Privacy" in the drop-down list;
Step 4: In the new window, under the "Account" tab, click "Account management" from the left navigation; then click "Merging LinkedIn accounts";
Step 5: Type your email and password, then click "Submit" to merge your different accounts.